Mira has breakfast at a restaurant. She leaves a 20% tip of $1.80.
What is the price of Mira's breakfast, before tip?

Answers

Answer 1

let's say the breakfast price was "x", so that's the 100%, and we know she gave 20% of that and that is 1.80.

so, 1.80 is 20%, and "x" is the 100%, what is "x"?

[tex]\bf \begin{array}{ccll} amount&\%\\ \cline{1-2} 1.80&20\\ x&100 \end{array}\implies \cfrac{1.80}{x}=\cfrac{20}{100}\implies \cfrac{1.8}{x}=\cfrac{1}{5} \\\\\\ 9.0=x\implies 9=x[/tex]

Answer 2

Answer:

$9

Step-by-step explanation:


Related Questions

What is the LARGEST number of real zeros a polynomial with degree n can have?

Answers

Answer:

n

Step-by-step explanation:

The zeros of the function are the x-intercepts of the function. They can be real or imaginary. The most a polynomial can have is its degree. If the degree is n then there can be n amount.

parallelogram JSTP∼parallelogram BFMY


Drag the answers into the boxes to match each part of parallelogram JSTP with the corresponding part of parallelogram BFMY .

Answers

Answer:

[tex]\angle P=\angle Y;[/tex]

[tex]\overline {ST}[/tex] and [tex]\overline {FM};[/tex]

[tex]\angle T=\angle M;[/tex]

[tex]\overline {JP}[/tex] and [tex]\overline {BY}.[/tex]

Step-by-step explanation:

Similar figures have proportional corresponding sides and congruent corresponding angles. If parallelogram JSTP is similar to parallelogram BFMY, then

[tex]\angle J=\angle B;[/tex] [tex]\angle S=\angle F;[/tex][tex]\angle T=\angle M;[/tex][tex]\angle P=\angle Y;[/tex][tex]\dfrac{JS}{BF}=\dfrac{ST}{FM}=\dfrac{TP}{MY}=\dfrac{JT}{BM}=\dfrac{JP}{BY}=\dfrac{SP}{FY}.[/tex]

Answer:

Step-by-step explanation:

p=y

by looking at the end of the angles you can tell that P is corresponding to y

ST=FM

since both are in the middle of their angles they are both considered a corresponding

T=M

both are the third within their angle there for corresponding

JP=BY

both are within the same place with therefore equal

How do I find the missing side for question 39

Answers

Hello from MrBillDoesMath!

Answer:

#39 6.1 (approx)

$41  14.6 (approx)

Discussion:

# 39

From plane trigonometry

cos(69)  = x/17  or

x = 17 * cos(69)   = 6.1 (approx)



#41

sin(59) = x/17 or

x = 17 * sin(59) =  14.6 (approx)


Regards,  

MrB


What is (1,11)(1,-2)

Answers

Answer:

explanation

Step-by-step explanation:

That is a line on a graph that intersects both points x=1 and y=11, and x=1 and y=-2.

how can 12x50 help you find 12x49

Answers

Whether using mental math to recognize the proximity of 12x49 to 12x50 or applying the distributive property, both methods yield the result 588 for the multiplication of 12 and 49.

Method 1: Using mental math:

Recognize that 12x50 = 600, a number that many people find easier to work with mentally.

Since 49 is one less than 50, 12x49 is essentially one group of 12 less than 12x50.

Therefore, simply subtract 12 from 600: 12x49 = 600 - 12 = 588.

Method 2: Using the distributive property:

Recall the distributive property: a(b + c) = ab + ac. In this case, a = 12, b = 50, and c = -1 (since 49 is 1 less than 50).

Apply the distributive property: 12(50 - 1) = 12 * 50 + 12 * (-1).

Simplify: 12x49 = 600 - 12 = 588.

Therefore, regardless of the method you choose, 12x50 serves as a stepping stone to calculating 12x49 by either providing a familiar reference point (600) or allowing you to leverage the distributive property.

What is four and 1 fith divided by 2 thirds

Answers

Answer: 6.27 or 6.3

Step-by-step explanation: 4 1/5 ÷ 2/3 can be changed to a multiplication problem by using the reciprocal of the second fraction: 3/2

Multiply 4 1/5 by 3/2 = 6.3


Answer:

I think that the answer is 63/10

Step-by-step explanation:


Nate finishes his garden at 4:47 p. After pruning his roses for 18 minutes and watering his vegetables for 45 minutes. What time does Nate finish gardening?

Answers

he finish his gardening at 5:50 p.m.

74.362 to the nearest tenth

Answers

Answer:

73.4

Step-by-step explanation:

When they ask for the nearest tenth you check the hundreth, it its 5 or ore than you increase the tenth

The number 74.362 would round down to 74.4

For Rounding some number to a specific value is making its value simpler mostly done for better readability or accessibility.

Rounding to some place keeps it accurate on the left side of that place but rounded or sort of trimmed from the right in terms of exact digits.

We need to round  74.362 to the nearest tenth,

To round 74.362 to the nearest tenth, we need to look at the digit in the hundredth place, which is 2. Since 2 is less than 5, we round down and keep 4.

Therefore, rounding 74.362 to the nearest tenth gives us 74.4.

Learn more about rounding numbers  here:

brainly.com/question/1285054

#SPJ6

830000 in scientific notation

Answers

Answer:

8.3 * 10 ^5

Step-by-step explanation:

830000

To change this to scientific notation, we move the decimal 5 places to the left.  The exponent will be positive 5 because we moved it to the left

8.3 * 10^ +5

8.3 * 10 ^5

janice buys 74 packs of gum in a variety of flavors. she chooses twice as many packs of green apple gum as packs of spearmint gum and 6 fewer packs of cinnamon gum that packs of green apple gum. How many packs of spearmint gum does janice buy?

Answers

Answer:

A) 16

Step-by-step explanation:

g= green apple

c= cinnamon

s= spearmint

74=g+c+s

g=2s

g-6=c

so we can replace c in the equation

74=g+g-6+s (because c=g-6)

we can also replace g in the equation

2s+2s-6+s=74 (because g=2s)

so, 5s-6=74 (add 6 to both sides)

5s=80 (divide by 5)

s=16

Answer: Hello there!

Let's define G has the number of packs of green apple, S as the number of packs of spearmint, and C as the number of packs of cinnamon.

Now we want to know the number of spearmint gum packs that Janice buys:

We know that:

G + S + C = 74

G = 2S

G - C = 6

Now we have a system of 3 equations and 3 variables, let's solve it.

In the second equation we can remove G of the equations, and replace it in the first and third equation:

G + S + C = 74

2S + S + C = 74

3S + C = 74

and

G - C = 6

2S - C = 6

Now we only have two equations, lets isolate C in the second equation

2S - C = 6

C = 2S - 6

now we can replace it in the first equation, and solve it for S

3S + C = 74

3S + 2S - 6 = 74

5S = 74 + 6 = 80

S = 80/5 = 16

She buy's 16 packs of spearmint gum.

CHECK MY WORK PLEASE AND ANSWER SOME QUESTION!!!!!!!! ASAP
WILL GIVE BRAINIEST
Which number is a solution of the inequality?
g > 6.4

A. 7***
B.6
C.6.4
D.-7

Which number is a solution of the inequality?
y+2>8
A. -5
B.-6
C.6***
D.7

Which number is a solution of the inequality? ( i need help with this one and on)
6>z(10-z)
A. 0
B.1
C.2
D.3

If N is the set of natural numbers that are factors of 24, choose the selection below that correctly shows this set in roster form.

A. {2, 4, 6, 12}
B. { 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24}
C. { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24}
D. { 1, 2, 3, 4, 6, 8, 12, 24}

Answers

1.

g > 6.4

Answer: A. 7 > 6.4

2.

y + 2 > 8     subtract 2 from both sides

y > 6

Answer: D. 7 > 6

3.

6 > z(10 - z)

A. z = 0 → 6 > 0(10 - 0) → 6 > 0 CORRECT

B. z = 1 → 6 > 1(10 - 1) → 6 > 1(9) → 6 > 9 FALSE

C. z = 2 → 6 > 2(10 - 2) → 6 > 2(8) → 6 > 16 FALSE

D. z = 3 → 6 > 3(10 - 3) → 6 > 3(7) → 6 > 21  FALSE

Answer: A. 0

4.

The list of factors of 24:

1, 24, 2, 12, 3, 8, 4, 6

Answer: D. {1, 2, 3, 4, 6, 8, 12, 24}

someone halp what 1+1 idk eee

Answers

Answer:

2

Step-by-step explanation:


Answer: 1+1 =2

Step-by-step explanation: If you add 1 plus another 1 you would just have to add and you will find 2.

Please help me ASAP 50 points

Answers

Answer:

x=2

Vertex (2,-8)

Intercepts: 2 ±2/3 sqrt(6)

Because the parabola opens upwards, it has a minimum at the vertex

Domain:  all real numbers

Range: y>= -8

Step-by-step explanation:

y= 3x^2 -12x+4

To find the axis of symmetry, we use the formula

h= -b/2a  where ax^2 +bx+c

h = -(-12)/2*3 = 12/6=2

The axis of symmetry is x=2

The x coordinate of the vertex is at the axis of symmetry. To find the y coordinate, substitute x into the equation

y= 3(2)^2 -12(2) +4

y = 3*4-24+4

  = 12-24+4

  = -8

The vertex is at (2,-8)

We can use the quadratic formula to find the x intercepts

x = -b ±sqrt(b^2-4ac)

    -----------------------

           2a

  =  12 ± sqrt(12^2 - 4*3*4)

  ---------------------------------

    2*3

=   12± sqrt(144-48)

 ----------------------

  6

= 12±sqrt(96)

---------------

6

=2 ±1/6 * 4sqrt(6)

= 2 ±2/3 sqrt(6)


Because the parabola opens upwards, it has a minimum at the vertex.

The domain is the values that x can take.

X can be all real numbers

The range is the values that y can take.  Since there is a minimum, y must be greater than that minimum

Range: y>= -8

Answer:

y>= -8

Step-by-step explanation:

What is the remainder when the polynomial f(x)=3x^3-4x^2+2x+8 is divided by (x-5)

Answers

The remainder when the polynomial f(x) = 3x³ - 4x² + 2x + 8 is divided by (x - 5) is constant an equal f(5).

Substitute x = 5 to the polynomial:

[tex]f(5)=3(5^3)-4(5^2)+2(5)+8=3(125)-4(25)+10+8\\\\=375-100+18=275+18=293[/tex]

Answer: (3x³ - 4x² + 2x + 8) : (x - 5) = q(x) + 293.

Alan has an annual base salary of $24,000. In addition to his salary, he earns 8% of his total sales (S). If he wants to earn at least $56,000 next year, how much does he need to sell?
A. S > $244,480
B. S > $550,000
C. S > $448,000
D. S > $400,000

Answers

Answer:

D. S > $400,000

Step-by-step explanation:

His salary is base salary plus commission

salary = 24000 + .08 sales

He wants a salary of at least 56000

56000<= 24000 +.08 sales

Subtract 24000

56000-24000<= 24000-24000+.08*sales

32000<= .08 * sales

Divide each side by .08

32000/.08 <= .08/.08 * sales

400000<= sales

what is the square root of 850

Answers

The square root of 850 is about 29.15

PLEASE HELP ME! 44 points and will mark brainliestttt
The graphed line shown below is Y=-2X-8
Which equation, when graphed with the given equation, will form a system that has infinitely many solutions?


A Y=--(2X+8)
B y= -(2x-8)
C y=-2 (x-4)
D y= -(-2x+8)

Answers

Answer:

a

Step-by-step explanation:

no need

4 lbs of onions cost $12. How many lbs of onions can you get with $147? PLEASE SHOW WORK....

Answers

Answer:


Step-by-step explanation:if is it 12 per. pound just divide 147 by 12 and you get your answer hope it was helpful


Answer:

49 lbs of onions

Step-by-step explanation:

147/12 = 12.25

12.25 x 4 = 49

At what points will Al be producing the most equal amounts of sandwiches and salads?


At what point will Al not be using his resources efficiently?



What point is not possible for production at this time??

Answers

Answer: D, Y, X

Step-by-step explanation:

The (salad, sandwich) coordinates are as follows:

A: (0, 10)

B: (1, 8)

C: (2, 6)

D: (3, 4)    MOST EQUAL AMOUNTS

E: (4, 2)

F: (5, 0)

X: (4, 8)    OUTSIDE OF THE PRODUCTION LINE

Y: (1, 3)     UNDER THE PRODUCTION LINE



Answer:

Step-by-step explanation:

Given is a graph showing the salads produced on x axis and sandwiches produced on y axis.

The straight line ABCDEF shows the points on the straight line and Y is below the line and X is above the line.

On the line there is no point where x=y exactly.

But approximately nearer at the point where x=3 and y =4 So (3,4) is the point where most equal number are produced

2) Y is below the line meaning that resources are not utilized effectively

3) X is not possible as it is beyond the firm's capacity level shown by line ABCDEF.

How Many Pumpkins Did Kate Sell This Weekend

Answers

Answer:

60 pumpkins

Step-by-step explanation:

Saturday, she sold 6*7 pumpkins. That's 42 pumpkins.

Sunday, she sold 6*3 pumpkins. That's 18 pumpkins.

42+18=60

what pairs of numbers that would satisfy the statement:the sum of 2 numbees is 18

Answers

There is an infinite number of such pairs. Even if you consider just the integers, there is still an infinite number of pairs. If you limit the number in the pairs to whole numbers, then here are the pairs:

0, 18

1, 17

2, 16

3, 15

4, 14

5, 13

6, 12

7, 11

8, 10

9, 9

You spent z dollars today. Today, you spent 5.5 times as many dollars as you spent yesterday. Which expression correctly shows how much you spent yesterday?



5.5z



5.5 ÷ z



5.5(1 − z)



z ÷ 5.5



none of the above

Answers

Answer:

Z ÷ 5.5

Step-by-step explanation:


The correct expression to show how much was spent yesterday when z dollars were spent today and that amount is 5.5 * the spending of yesterday is z divided by 5.5.  The correct answer is option (D) z ÷ 5.5.

If you spent z dollars today and that amount is 5.5 * what you spent yesterday, to find out how much you spent yesterday, you would divide the amount spent today by 5.5. This is because the relationship between what was spent today (z dollars) and what was spent yesterday is multiplicative. Today’s spending (z) is equal to 5.5 * yesterday’s spending, so to find out what you spent yesterday, you would express it as z divided by 5.5.

Thus, the correct answer to the student's question is option (D) z ÷ 5.5.

Can someone explain this please ? Like explain how to do it

Answers

Answer:

-2

Step-by-step explanation:

First, you have to find the slope.


Rise           1

-------   =   ------  = 1

Run            1            


So, the slope is 1.


Next, if you write the graph in the slope intercept from, then it will be,


y=mx+b

y=1x+-3


We already know that x is 1 So,

y=1(1)+-3

y=-2


So, the answer is -2! Hope this helps!!!


Answer:

When x = 1 ,  y = -2.

Step-by-step explanation:

I'm assuming you want the equation of this line.

The 2 points close together are (0, -3)  and (-1, -4).

Slope =  (y1-y2) / (x1 -x2)

= (-4-(-3)) / (-1 - 0)

=  -1 / -1 = 1

The  y-intercept is where y = -3.

The equation of a straight line is y = mx + c where m = the slope and c = the y-intercept, so the equation of this line is  y = 1x - 3

or y = x - 3 (the 1 may be omitted).

When x = 1, y = 1 - 3 = -2 (answer)


How many solutions does the following equation have? 7(y+3)=5y+8

Answers

Answer:

Alright well solve for y by simplifying both sides of the equation then isolating the variable

Exact form: y = - 13/2

Decimal form: y = - 6.5 Hope this helps have a nice day :)

Step-by-step explanation:


Carlos writes 1/8 of a page in 1/2 of a minute. How many pages will he have written in one minute?

Answers

Answer:

1/4 pages


Step-by-step explanation:

1/8 page in 1/2 minutes

X number of pages in 1 minute


Answer:

2/8

Step-by-step explanation:

Since 1/2 a minute is 1/8 of a page. One full minute would mean another 1/2, so that means we need another 1/8, and 1/8 + 1/8= 2/8


Find the value of each variable. (Please help I’m so stuck)

Answers

Answer:

x = z = 45°, y = 90°

Step-by-step explanation:

This is an isosceles triangle ( given 2 equal sides )

Hence x = z ( base angles )

z and 135° form a straight angle and are supplementary

z = 180° - 135° = 45°

hence x = z = 45°

the sum of the 3 angles in the triangle = 180°

To find y subtract the sum of x and z from 180

y = 180° - (45 + 45)° = 180° - 90° = 90°



135-y/2= x and z or 37 and y would then be 61

Suppose a+b=2a. Which one of these expressions equals b−a? Choose 1 answer: 1) 2B 2) 2A 3) A-B 4) -2B 5) -B SQUARED

Answers

The expression for [tex]\(b - a\) is \(0\)[/tex].

To find the expression for [tex]\(b - a\)[/tex], we can use the given equation [tex]\(a + b = 2a\)[/tex] and solve for [tex]\(b\).[/tex]

Starting with [tex]\(a + b = 2a\)[/tex], we can subtract [tex]\(a\)[/tex] from both sides to isolate [tex]\(b\):[/tex]

[tex]\[b = 2a - a\][/tex]

[tex]\[b = a\][/tex]

Now, we can substitute [tex]\(b = a\)[/tex] into the expression [tex]\(b - a\):[/tex]

b - a = a - a

b - a = 0

Therefore, the expression for [tex]\(b - a\) is \(0\)[/tex].

sam reads 100 words each 1/2 minute

Answers

Answer:

I think that the answer is 50 because 100 divided by 2 equals 50

Step-by-step explanation:


Answer:

The answer is 200 words a minute

Step-by-step explanation:

1/2 of a minute = 30 seconds, 60 seconds are in a minute

60/30 = 2

100*2

200 words per minute

Beanbag chairs it normally sell for $36.30 on sale for $32.12 find the percent of discount

Answers

Answer:


Step-by-step explanation:


1/3(x+6) = 2/3(x-9) help please

Answers

Answer:

x = 1/24

Step-by-step explanation:


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