A catering service offers 8 appetizers, 11 main courses, and 4 desserts. A banquet chairperson is to select 5 appetizers, 9 main courses, and 2 desserts for a banquet. In how many ways can this be done?

Answers

Answer 1
[tex]C(n, r)= \frac{n!}{r!(n-r)!} [/tex] is the formula that calculates the total number of ways that r objects can be selected out of n.

where r!=1*2*3*...*(r-1)*r

for example 

[tex]C(8, 5)= \frac{8!}{5!3!}= \frac{8*7*6*5!}{5!*3!}= \frac{8*7*6}{3*2*1}=8*7=56 [/tex] is the total number of ways we can pick 5 objects out of 8.

similarly 

[tex]C(11, 9)= \frac{11!}{9!2!}= \frac{11*10*9!}{9!*2}= \frac{11*10}{2}=55 [/tex]

[tex]C(4, 2)= \frac{4!}{2!2!}= \frac{4*3*2*1}{2*2}=6 [/tex]

This means that there are 56 ways of picking the appetizers, 55 ways of picking the main courses and 6 ways of picking the desserts.

Since any of the selections of the different meals, can be combined with any selections of the other 2 meals, there are :

56*55*2=6160 ways, of selecting the 3 types of meals.

Answer: 6160

Related Questions

Jay Miller insured his pizza shop for $200,000 for fire insurance at an annual rate per $100 of $.49. At the end of 10 months, Jay canceled the policy since his pizza shop went out of business. Using the tables in the Business Math Handbook that accompanies the course textbook, determine the refund to Jay.
A. $127.40
B. $980
C. $186.20
D. $852.60

Answers

I came up with 127.40

The quotient of (x^5-3x^3-3x^2-10x+15) and a polynomial is (x^2-5). What is the polynomial

Answers

Answer:

The polynomial is [tex]x^3+2x-3[/tex].

Step-by-step explanation:

The quotient stands for division, so when we are told that the quotient of [tex]x^5-3x^3-3x^2-10x+15[/tex] and a polynomial, we have to think of a division which result is [tex]x^2-5[/tex]. The goal of this exercise is to find the value of such polynomial that is divisor.

Solving for the divisor

We can write the quotient in a general way using proper naming as follows:

[tex]\cfrac{\text{dividend}}{\text{divisor}}=\text{result}[/tex]

Solving for the divisor we have

[tex]\text{dividend}=\text{divisor} \times\text{result}\\\cfrac{\text{dividend}}{\text{result}}=\text{divisor}[/tex]

So the goal is to work with that division to find the polynomial, that is

[tex]\cfrac{x^5-3x^3-3x^2-10x+15}{x^2-5}[/tex]

Long division

In order to set up for long division, we have to realize that the dividend or numerator has not the [tex]x^4[/tex] term, so we can fill it with [tex]0x^4[/tex]

So we will have

[tex]x^5+0x^4-3x^3-3x^2-10x+15[/tex]

Please check the attached image file to see the steps for the long division that will be explained here in text.

The first step is to divide always the first term of the dividend that is the [tex]x^5[/tex] by the first term of the polynomial we are dividing by, that is [tex]x^2[/tex], so we get

[tex]\cfrac{x^5}{x^2} =x^3[/tex]

We write that on top and then we multiply it times the polynomial we are dividing by that is

[tex]x^3(x^2-5) = x^5-5x^3[/tex]

We write that below the dividend and proceed subtracting each column, that will give us

[tex]2x^3-3x^2-10x+15[/tex]

So we can continue with the division, just looking at first terms we get

[tex]\cfrac{2x^3}{x^2}=2x[/tex]

Then we continue multiplying

[tex]2x(x^2-5) = 2x^3-10x[/tex]

And we write that below as can be seen on the attached image, so the subtraction of each column give us

[tex]-3x^2+15[/tex]

Finally we can work with the last division of first terms.

[tex]\cfrac{-3x^2}{x^2}=-3[/tex]

And we write that -3 on top, and we multiply

[tex]-3(x^2-5) = -3x^2+15[/tex]

And work with the last division and we get 0. Getting 0 is a way to verify that there is no remainder and that our work is correct for the quotient.

Lastly the expression on top is the original polynomial of the quotient, we can conclude that the polynomial is [tex]x^3+2x-3[/tex]

I WILL GIVE BRAINLIEST please I really need the answer

Answers

L:6 W:4 H:5
L:12 W:4 H:8
L:5 W:3 H:8
L:10 W:5 H:2
L:3 W:6 H:2
L:20 W:8 H:16

An auditorium has 40 rows. the first row has 20 seats and each row after has 2 additional seats. How many seats are there total?

Answers

This is an arithmetic sequence of the form:

a(n)=a+d(n-1), a=initial term, d=common difference, n=term number

The sum of an arithmetic sequence is the average of the first and last terms times the number of terms.

s(n)=(a+a+d(n-1))(n/2)

s(n)=(2a+dn-d)(n/2)

s(n)=(2an+dn^2-dn)/2

We are told that the initial term a=20 and that the common difference, d=2 so:

s(n)=(40n+2n^2-2n)/2

s(n)=(2n^2+38n)/2

s(n)=n^2+19n, so for 4o rows the total number of seats will be:

s(40)=40^2+19(40)

s(40)=1600+760

s(40)=2360

Answer: 20, 22, 24, 26

An arithmetic sequence

a1=20

d=2

98 seats

an arithamtic series

2,360 total seats

Step-by-step explanation:

Explain how complex fractions can be used to solve problems involving ratios

Answers

Well, if you simplify complex fractions, they essentially turn into a ratio and a simple fraction, which you can multiply out if needed to , for example, separate a variable

answer for 10 points/other drop downs are x value and y values

Answers

This does represent a function because x values can have the same y values

Two supplementary angles have the following measurements: 2x degrees,
and (6x+20) degrees. What is the value of x?

Answers

2x+ (6x+20)=180
8x+20=180
8x=160
x=20

Final answer: x=20
Remember that supplementary angles add to 180.

A bag contains 5 white marbles, 4 black marbles and 1 red mable find the probability of picking a white marble ?

Answers

Combine the total number of marbles and that will the denominator.

5 + 4 + 1 = 10

Now the number of white marbles will be the numerator.

[tex]\frac{5}{10}[/tex]

Convert the fraction into a decimal by dividing the top by the bottom.

5 / 10 = 0.5

Now convert the decimal into a percent by moving the decimal point two places to the right and adding % sign.

0.5 = 50%

So, there is a 50% of choosing a white marble.

Erik drove 62 miles per hour for 4.5 hours. Use the equation below to determine how far he drove.

D= r • t

D =distance, r= rate of speed, t= time

Answers

r = 62 mph

t = 4.5 hours

d = 4.5*62 = 279 total miles

4x5 – 12x4 + x3 – 52x2 – 60x – 16 = 0

Answers

Final answer:

The question provided is a fifth-degree polynomial equation in mathematics, specifically algebra, which requires solving for variable x. Higher-degree polynomial equations like this may require numerical methods or synthetic division to solve. The solutions may include both real and complex numbers.

Explanation:

The given question is a polynomial equation that requires solving for the variable x. In mathematics, specifically in algebra, solving polynomial equations can sometimes be achieved through factoring, applying the rational root theorem, or using synthetic division. However, the provided equation 4x5 – 12x4 + x3 – 52x2 – 60x – 16 = 0 is a fifth-degree polynomial, which might not have a straightforward solution method such as factoring or simple root identification.

To solve higher-degree polynomials, one can use numerical methods, attempt to factor by grouping (if that results in a solvable factorization), or apply the synthetic division repeatedly to find possible real roots. If the equation can be factored down to quadratic factors, the quadratic formula ax² + bx + c = 0 could be applied to find the roots of those quadratic factors. It's important to note that a fifth-degree polynomial will have five roots according to the Fundamental Theorem of Algebra, which can be real or complex numbers.

Other examples provided in the question seem to be related to solving quadratic equations or conditions for quadratic expressions which are not directly applicable to the fifth-degree polynomial but showcase general algebraic problem-solving techniques.

PLEASE HELP WITH MATH VOCAB THX!!

Answers

1. additive identity : -72 + 0 = -72
2. multiplicative inverse: 13/17 * 17/13 = 1
3. distributive property: 1/3(24+15) = 1/3*24 + 1/3*15
4. associative property of addition = 101+(29+417) = (101+29) + 417
5. commutative property of addition = (-14) + 81 = 81 +9-14)

hope it helps

A six-sided die with sides numbered 1 through 6 is tossed 2 times. What is the probability that the product of the two toss results will be even?

Answers

Final answer:

The probability of the product being even when two six-sided dice are rolled is 3/4 or 0.75, since there is a 1/2 chance of rolling an even number on each die, and the only way to have an odd product is if both dice show odd numbers.

Explanation:

To solve this problem, we will find the probability that the product of two rolls of a six-sided die is even. The product of two numbers is even if at least one of the numbers is even. In the case of a six-sided die, there are 3 even sides (2, 4, 6) and 3 odd sides (1, 3, 5).

For the first roll, the probability of rolling an even number is 3 out of 6, or 1/2. The second roll is independent of the first, so the probability of rolling an even number again is also 1/2. To find the probability that at least one roll is even, we can use the complement rule which states that the probability of an event 'E' is 1 minus the probability of the event's complement. The only way not to get an even product is to roll two odd numbers.

The probability of rolling an odd number on the first toss is 3/6, and similarly 3/6 for the second toss. Therefore, the probability of both being odd is (3/6) × (3/6) which simplifies to 1/4. Hence, the probability of at least one die being even (and therefore the product being even) is 1 - 1/4 = 3/4.

The final answer is that the probability of getting an even product from two rolls of a six-sided die is 3/4 or 0.75.

What is a perfect cube and how can you check if a given number is a perfect cube? Explain why.

Answers

a perfect cube is a whole number which is the cube of another whole number. In order to check whether a number is a perfect cube or not, we find its prime factors and group together triplets of the prime factors. If no factor is left out then the number is a perfect cube.

Answer:

A perfect cube is a number that is the result of multiplying a whole number by itself three times. Check a number by finding the cube root. If the cube root is a whole number, then the number is a perfect cube.

The following table shows the data collected from a random sample of 100 middle school students on the number of hours they play outdoor games every week: Weekly Duration of Outdoor Games Time (in hours) 0-2 3-5 6-8 9-11 Number of Students 30 62 8 0 There are 1,200 students in the school. Based on the sample proportion, how many students in the school would be expected to play outdoor games for at least three hours every week?

Answers

Answer:

you been waiting for your answer since 2017 bru im so sorry LLMA O the answer is 840

Answer:

840

Step-by-step explanation:

30 + 62 + 8 = 100

100 x 12 = 1,200

70 people out of 100 do activities for at least three hours a week.

70 x 12 = 840

100 x 12 = 1,200

840/1,200 in the school are expected to play outdoor games for at least three hours every week.

oml you asked this question in 2017. THATS 5 YEARS AGO

sorry

The two-way table shows the number of students in a school who have bikes and/or skateboards at home:

Have Bikes
Do Not Have Bikes
Total
Have Skateboards
32
10
42
Do Not Have Skateboards
40
12
52
Total
72
22

How many more students have bikes than skateboards?

10
12
30
50

Help Please!! Gets brainliest

Answers

The answer to your question is : C. 30
You subtract 72 and 42
72-42=30
The is awsner to the question is c!

Choose the linear inequality that describes the graph. The gray area represents the shaded region

Answers

(1,0)(0,-2)
slope = (-2 - 0) / (0 - 1) = -2/-1 = 2

y int (where the line crosses the y axis) = (0,-2)

equation is : y = 2x - 2.....line is solid, so there is an equal sign in the problem....shading is above the line, so it is greater then

ur inequality is : y > = 2x - 2


Answer:

The required inequality that shown in the given graph is [tex]y\geq 2x-2[/tex].

Step-by-step explanation:

Consider the provided graph.

The y-intercept of the line is, (0,-2)

The x-intercept of the line is, (1,0)

To find the equation of line use the formula:

[tex](y-y_1)=\frac{y_2-y_1}{x_2-x_1}(x-x_1)[/tex]

Substitute [tex](x_1,y_1)=(0,-2)\text{and}(x_2,y_2)=(1,0)[/tex]

[tex]y-(-2)=\frac{0-(-2)}{1-0}(x-0)[/tex]

[tex]y+2=\frac{(2)}{1}(x)[/tex]

[tex]y+2=2x[/tex]

[tex]y=2x-2[/tex]

Therefore the equation of line is [tex]y=2x-2[/tex].

The graph is solid line and shaded region is above the line. So, use the inequality sign "≥".

Thus, the required inequality that shown in the given graph is [tex]y\geq 2x-2[/tex].

the length and width of a rectangle whose length is 2 centimeters more than the width

Answers

L= 2+w

I cannot solve this, however, because you have not included the total perimeter/area

Final answer:

The length and width of a rectangle can be represented as x + 2 cm and x cm, respectively.

Explanation:

In this problem, we are given that the length of a rectangle is 2 centimeters more than the width. Let's say the width of the rectangle is x centimeters. Then, the length of the rectangle would be x + 2 centimeters.

So, the dimensions of the rectangle are: length = x + 2 cm and width = x cm.

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Using Euler’s Formula (F + V = E + 2), find the number of edges. Faces: 25 Vertices: 17 Edges: ?

Answers

F + V = E + 2
F = 25
V = 17

25 + 17 = E + 2
42 = E + 2
42 - 2 = E
40 = E <== there are 40 edges

This question is based on the concept of Euler’s Formula. Therefore, there are 40 edges.

Given:

Faces: 25 Vertices: 17

We need to determined the number of edges by using the  Euler’s Formula (F + V = E + 2).

According to the question,

It is given that,

Faces: 25

Vertices: 17

By using Euler’s Formula ,

F + V = E + 2

Now put all the given values in the formula.

We get,

25 + 17 = E + 2

42 = E + 2

42 - 2 = E

E = 40

Therefore, there are 40 edges.

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Of the children at Molly's daycare, 1/8 are boys and 2/5 of the boys are under 1 year old. How many boys at the daycare are under 1 year old.

Answers

0.4 boys are under one 
Final answer:

To find the number of boys at Molly's daycare that are under 1 year old, we can use the given fractions to calculate the answer.

Explanation:

To find the number of boys at Molly's daycare that are under 1 year old, we first need to determine the total number of boys at the daycare. Since 1/8 of the children are boys, we can assume that 1/8 of the total number of children are boys. Let's say there are a total of x children at the daycare. If 1/8 of x represents the number of boys, we can write the equation (1/8) * x = number of boys. Now, we need to find the number of boys that are under 1 year old. Since 2/5 of the boys are under 1 year old, we can write the equation (2/5) * (1/8) * x = number of boys under 1 year old. Simplifying this equation gives us the answer: (1/20) * x = number of boys under 1 year old.

PLEASE HELP i have no idea how to do this answer will give you 30 points please help

Answers

19.   13(x+5)=91
20.   (-8)×x-15=30
21.   p=23w
22.   S=P+2
23.   7
24.   -13
25.   -8
26.   13
27.   -10
28.   -72
29.   -6
30.   3

19.   13(x+5)=91

20.   (-8)×x-15=30

21.   p=23w

22.   S=P+2

23.   7

24.   -13

25.   -8

26.   13

27.   -10

28.   -72

29.   -6

30.   3

Fathi wants to print out a PDF document that is 48 pages long. To save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet.

Answers

The answer should come up to 24. 48/2
Final answer:

Fathi will need 12 sheets of paper to print a 48 page PDF document by printing two pages on each side of the paper. The total page count is halved twice, once for each side of a sheet and again for each pages printed per side.

Explanation:

Fathi has a PDF document that is 48 pages long and he wants to print it in a way that saves paper. This involves printing two pages on each side of a sheet of paper and then using both sides of the sheet. To find out how many sheets he will need, we can start by halving the total page count because printing two pages on each side means we effectively halve the number of pages. So, 48÷2 equals 24 'effective' pages. Then, because he's printing on both sides of each sheet, we halve that number again, giving us 24÷2 equal 12 sheets of paper. So Fathi will need 12 sheets of paper to print his 48-page document.

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Solve the system algebraically.

3x - 2y - 1 = 0
y = 5x + 4

What is the solution?


{(-9/7,-17/7)}


{(9/7,17/7)}


{(9/7,-17/7)}

Answers

3x -2(5x + 4) - 1 = 0

3x - 10x -9 = 0

3x - 10x = 9 

-7x = 9 x= 9/-7 x=-9/7

y = 5(-9/7) + 4 

y= -17/7

The answer is A

HELPPPPPP
Figure X Is translated down 5 and then reflected over the y-axis, forming figure Y

Answers

The answer is D) a reflection over the y-axis and then a translation down 5 units
hope this helps:)

Answer:

Option D.

Step-by-step explanation:

In the graph attached if we consider a point X. We find that the given point or figure is reflected over the y - axis first.

It means x gets a mirror image in second quadrant when reflected over y-axis (equidistant form y-axis) and the coordinates of X' becomes(-3, 2).

Now this point X'(-3, 2) is translated down by 5 units to form a new point Y in third quadrant with the new coordinates (-3, -3)

Y- coordinates of Y = Y coordinates of X' - (-3)

                                = 2 - (-3) = 5 units down.

Therefore, Option D.is the correct option.

Which expression is equivalent to –21.8 – (–18.3)?

Answers

-21.8+18.3
or 18.3-21.8
or the answer which is -3.5

The equivalent expression of the expression -21.8 - (-18.3) will be -3.5.

What is an expression?

Expression in math is defined as the collection of the number, variables and functions by using operations like addition, subtraction, multiplication, and division.

The mathematical expression is given as;

⇒ - 21.8 - (- 18.3)

Now, Solve the expression as;

The mathematical expression is

⇒ - 21.8 - (- 18.3)

= -21.8 + 18.3        

(Since, Two negative sign give positive sign after combine.)

After subtract the numbers we get;

= - 3.5

So, The equivalent expression is;

⇒ - 21.8 - (- 18.3) = - 3.5

Thus, The equivalent expression of the expression -21.8 - (-18.3) will be -3.5.

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7 more than 11 times a number increased by the quotient of y and z

Answers

11(x)+y/z+7


........
..........................

Answer:

brainlist plzz

Step-by-step explanation:


6.
(05.05 LC)
A company rents gym equipment for a fixed amount plus a fee based on the number of days for which the equipment is rented. The table below shows the total charges, y, in dollars, of renting gym equipment for x number of days:

Gym Equipment Rentals
Number of Days
(x) (y)

0 25
1 40
2 55

What is the fixed amount charged? (1 point)


$2

$15

$25

$40

Answers

The fixed amount is a price you pay before using equipment. So, it is the price you pay at the 0-th day: 25$.

Then, after one you pay 15 more dollars (25+15=40), and after another day you pay 15 extra dollars again (40+15=55).

So, we can see that the pattern is that you start from $25 (fixed price), and then you pay $15 per day (renting price per day)

Answer:

The answer is 25

Step-by-step explanation:

i did the quiz :)

1.) what is the prime factorization of 57


2.) what is the prime factorization of 54


Answers

1.
57= 3*19
Because 3 and 19 are both prime, that is the prime factorization.
Final answer: 3*19

2.
54= 2*27
2 is prime but 27 can still be factored.
54=2*3*9
Again, 9 can still be factored.
54=2*3*3*3
2 and 3 cannot be further factored so that is the prime factorization.
Final answer: 2*3*3*3

Final answer:

The prime factorization of 57 is 3 × 19, and the prime factorization of 54 is 2 × 3 × 3 × 3.

Explanation:

The prime factorization of 57 is 3 × 19. To find the prime factorization of 57, we start by dividing the number by the smallest prime number, which is 2. We continue dividing until we cannot divide any further. In this case, 57 is not divisible by 2. Next, we try dividing by the next smallest prime number, which is 3. 57 divided by 3 equals 19, which is a prime number. Therefore, the prime factorization of 57 is 3 × 19.

The prime factorization of 54 is 2 × 3 × 3 × 3. To find the prime factorization of 54, we use the same process. We start by dividing the number by 2, then 3, and so on, until we cannot divide any further. 54 divided by 2 equals 27. 27 divided by 3 equals 9, and 9 divided by 3 equals 3. 3 is a prime number, so we stop here. Therefore, the prime factorization of 54 is 2 × 3 × 3 × 3.

Pleaseeee helppppppppp

Answers

slope = (9 + 3)/(-1 + 2) = 12/1 = 12

answer
12

show the graphical representation of 2/3 using a pie chart.

Answers

Is this what you meant?
Final answer:

To produce a pie chart reflecting 2/3, the pie must be divided into 3 equal parts, representing the whole. Two of these sections are then filled in or marked, representing the 2 in the fraction 2/3 or roughly 66.7% of the total pie chart.

Explanation:

To create a pie chart representation of the fraction 2/3, you need to think of the pie as representing the whole or 1. From there, we split the pie into 3 equal parts (since your denominator is 3), then, you will shade in 2 of those parts (as your numerator is 2). That shaded area of the pie chart represents 2/3.

It's essential to remember that each slice of the pie in a pie graph represents a share of the total or percentage. Thus, if you consider your pie to be 100%, then each one-third piece would be roughly 33.3%, and two of these would give you approximately 66.7%, which is the decimal equivalent of 2/3.

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Hii Thank You So Much For Helping Me And Clicking On My Math Problem I Really Appreciate Your Help So So Much Again Thank You.

Answers

Hi!

Question 1.

Okay let's go through each option and see if it could be there or not. 

Quadrant IV?
It could not be in quadrant IV because in quadrant IV all of the y values are negative, and all of the x values are positive.

y-axis?
It could not be on the y-axis because on the y-axis all of the x values are 0, and it already said the point is not (0, 0).

Quadrant II?
It could not be in Quadrant II because in quadrant II all of the y values are positive and all of the x values are negative.

Quadrant III?
It could be in Quadrant III because in quadrant III all of the y values are negative and all of the x values are negative.

Quadrant I?
It could be in Quadrant I because in quadrant I all of the y values are positive and all of the x values are positive.

x-axis?
It could not be on the x-axis because on the x-axis all of the y values are 0, and it already said the point is not (0, 0).

So the answer to question 1. is Quadrant I and Quadrant III.

Question 2.

Look at point (5, 0) on the graph. Now draw an imaginary vertical line on that point, that goes all the way to the top and bottom. Are there any blue points on the line?

Yes. Point (5, -5) is on the imaginary line. Which means that 5 yards were lost.

The answer to question 2. is 5 yards were lost.

Question 3.

Look at the distance from the cafeteria and the library. Count how many point are separating them (1 - (-7), or 1 + 7).

There are 8 points separating them. 

8/2 = 4

Find the point that is 4 to the left of the library, or 4 to the right of the cafeteria. 

The point is (-3, 9)

The answer to question 3. is (-3, 9)

Hope this helps! :)
Other Questions
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