20 POINTS - PLEASE HELP
Are these irrational or rational? (picture below)

20 POINTS - PLEASE HELPAre These Irrational Or Rational? (picture Below)

Answers

Answer 1
They are all rational except √(2/24)

Related Questions

mrs watson is 28 years older than her daughter sarah's age x mrs watson is less than 54 year old how old is sara
write an inequality show work

Answers

I think this is how u start it
Mrs. Watson is 28 years older then her daughter Sarah (x)
m = x + 28

Mrs. Watson is less then 54
m < 54

now sub
x + 28 < 54
x < 54 - 28
x < 26.....so Sarah (x) is less then 26

what is 2/5 in decimal form?

Answers

2/5 is the same as 2÷5

2 ÷ 5 = 0.4

0.4 is your decimal form of 2/5

hope this helps

Describe how you regroup when you find the sum of 64+43

Answers

To regroup, you simply break up the bigger numbers into smaller numbers that are more easily added together. We often regroup numbers into numbers that end with 0 because they're easier to add. For example, you can break up 64into 60+4 and 43 into 40+3. This will make addition easier, because you can first add together 60 and 40, which is equal to 100. Then, you can add the smaller digits 100+4+3=107.

The required regroup of the sum of 64+43 into 60+4 and 43 into 40+3.

What is the number system?

A number system is defined as a way to represent numbers on the number line using a set of symbols and approaches.

The sum of two numbers is given in the question as:

64 + 43

As per the given condition, the required solution would be as:

To regroup, just separate the larger numbers into smaller amounts that can be put together more easily. We frequently reorganize numbers into those that terminate in 0 because they are easier to add. For example, 64 may be divided into 60+4 and 43 into 40+3. This makes adding easy since you can first add 60 and 40, which equals 100. The smaller numerals 100+4+3=107 can then be added.

Thus, the required regroup of the sum of 64+43 into 60+4 and 43 into 40+3.

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Find three numbers between -0.55 and -0.54

Answers

-0.555 -0.559 -0.558
some numbers between - 0.55 and -0.54 include

-0.545, -0.546, -0.547, -0.544, -0.543

hope this helps

z ÷ 4 - 8z + 2(z - 5) when z = 12

Answers

Your answer would be -79.

Which expression is equivalent to 2x - 17? A) -17 + 2x B) -2x + 17 C) -2x - 17 D) 17 + 2x

Answers

You answer is B) -2x + 17 

The expression (2x - 17) is equivalent to (-17 + 2x). So, option A is the correct answer.

To determine which expression is equivalent to (2x - 17), we can use the distributive property to simplify each option.

A) (-17 + 2x):

This expression is equivalent because of the commutative property of addition. So, (A) is correct.

Here's the detailed calculation:

Given expression: [tex]\(2x - 17\)[/tex]

We'll use the distributive property:

[tex]\(2x - 17 = (2x) + (-17)\)[/tex]

Thus, the expression is already in the form of option A, which is [tex]\(-17 + 2x\)[/tex]. So, option A is the correct answer.

In summary, the expression (2x - 17) is equivalent to option A, (-17 + 2x).

In a particular card game, the minimum score a player can achieve in a single game is 20, and the maximum score possible in a single game is 52. If a player plays three games and scores a total of 141 points, what is the least number of points that the player could have scored in one of the games?

Answers

So if we want to know the least amount, we first want to assume the other two games both had a score of 52, so we can say the last one had the least possible.

So if both got 52, the total points would be 104, for two games of 52 points. Since we want 141 points, we therefore want 37 more points to reach 141.

So the least amount of points a player could've scored in one of the games was 37.

81 is 54% of what number

Answers

54/100 times X/1 = 81 ( Always put the percent over 100 and use X to rep. the unknown. 

54X / 100 = 81/1 

crossmultiply 

54x = 8100 

x= 150

Hope this helped! :)
81 is 54% of 150

Hope it helps :)

Find an equivalent mixed number for the decimal number 2.64

A. 2 32/100

B. 2 64/50

C. 2 37/50

D. 2 16/25

Answers

The answer is D. 2 16/25.

Answer:

d) 2 16/25

Step-by-step explanation:

Now we have to,

→ convert into mixed fraction.

Let's solve the problem,

→ 2.64

→ (264/100)

→ 2 64/100

→ 2 16/25

Hence, option (d) is correct.

Which measure is equivalent to 1.5 kg?

A 15 g

B 150 g

C 1500 g

D 15,000 g

Answers

Your answer would be 1500g since there are 1000 grams in a kilogram.

Brief Explanation.

For every 1 kilogram there's 1000 grams
so if you were to have 1.5 kilograms you'd have
1,500 grams.
500 is half of 1000 so if you have a .5 you'd have 500 grams
which you would then add 500 to 1000 which would result in your answer
of 1500


 

The answer would be 1500g.= 1.5 kg.

What is  multiplication?

In mathematics, multiplication is a method of finding the product of two or more numbers. It is one of the basic arithmetic operations, that we use in everyday life.

here, given that,

weight= 1.5 kg.

since there are 1000 grams in a kilogram.

For every,

1 kilogram there's 1000 grams

so, if you were to have 1.5 kilograms you'd have

1,500 grams.

500 is half of 1000 so if you have a 0.5 you'd have 500 grams

which you would then add 500 to 1000 which would result 1500.

Hence, the answer is 1.5 kg= 1500.

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A musician's hair was originally 3 inches long.She asked her hair dresser to cut 5/6 of it off.How many inches did she have cut off?

Answers

Hello!

5/6 of 3 inches = 2.5 inches. (2 1/2)

So, the hair dresser cut off 2.5 inches of the musician's hair.

I hope my answer helped you out! :)

How many $10 bills are the same as ten $ 1 bill?

Answers

im.not sure but i tjink its 10
One $10 bill is the same as ten $1 bills. 

Find an equivalent mixed number for the decimal number 16.3

            3
A. 16 -------
          100

3
B. 16-------
10

63
C. 1-------
100

163
D. 1-------
100

Answers

16.3 = 16 3/10
answer
B. 16 3/10
Your answer would be 16 3/10. The “/“ sign is a substitute for where the fraction line would go since there is no fraction option on a computer. Good luck, hope this helped!

The distance from earth to the sun is 9.3·107 miles. Express this number as an integer.
please answer asap!!!!

Answers

9.3 * 107 = 995.1

The distance from the earth to the sun is approximately 995 miles (integers can't be decimals or fractions).

The answer is 93000000

Allow 10 to the power of 7 is 10000000

10000000 times 9.3 = 93000000

A metal rod is 2/3 meters long. It will be cut into pieces that are each 1/12 meters long. How many pieces will be made from the rod?

Answers

8 pieces of rod.

2/3 divided by 1/12 = 2 times 12 over 3 times 1 = 24/3. 24 divided by 3 = 8
:)
Final answer:

The 2/3 meter long metal rod can be divided into 8 pieces each of length 1/12 meters by dividing the total length of rod with the length of each piece.

Explanation:

The subject of this question is mathematics, and it involves division. When we are given a total length and the length of each piece, we can find the number of pieces by dividing the total length by the length of each piece.

Here, the total length of the metal rod is 2/3 meters. Each piece that we want to cut is 1/12 meters long.

To find the number of pieces, we simply perform the division: (2/3)÷(1/12). When we divide fractions, we multiply the first fraction by the reciprocal of the second fraction. So this becomes (2/3)*(12/1) = 24/3 = 8 pieces.

So the metal rod can be cut into 8 pieces each 1/12 meter long.

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What is the negative reciprocal of – ¾ ?

Answers

Reciprocal numbers multiply to 1. They are easy to find: Just Flip Them! To find thenegative reciprocal, flip the number and then if it's positive make it negative -- and if it's negative make it positive!

Answer: 4/3

Step-by-step explanation: When we use the word "negative reciprocal",

it's just a fancy way of saying flip the fraction and change the sign.

So the negative reciprocal of -3/4 is 4/3.

The sum of 4 consecutive integers is 130

Answers

In order the four consecutive integers are:
31, 32, 33, 34.
Final answer:

To find the sum of 4 consecutive integers, set up an equation and solve for the unknown numbers. The solution is the four consecutive integers 31, 32, 33, and 34.

Explanation:

To find the sum of 4 consecutive integers, we can set up an equation and solve for the unknown numbers. Let's assume the first number is n.

So, the sum can be represented as n + (n+1) + (n+2) + (n+3) = 130.

Combining like terms, we get 4n + 6 = 130. Solving this equation, we find that n = 31. Therefore, the four consecutive integers are 31, 32, 33, and 34.

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How much is a $4 sandwich with a sales tax of 6%? (Round your answer to the nearest cent) *

Answers

20 cents, because 4 divided by 6% is .24 so 24 cents 24 rounded to the nearest cent is 20 cents so 20 cents.

Modeling with systems of linear inequalities

Answers

Final answer:

Modeling with systems of linear inequalities involves using multiple linear inequalities to represent constraints and solve problems with multiple variables. We can graph the inequalities on a coordinate plane and find the feasible region, which represents all the solutions that satisfy the constraints.

Explanation:Modeling with systems of linear inequalities

Modeling with systems of linear inequalities is a mathematical concept that involves using multiple linear inequalities to represent constraints in a real-world situation. This allows us to model and solve problems involving multiple variables and constraints, such as optimizing profit or finding feasible solutions.

Here's an example:

Let's say we have two variables, x and y, representing the number of units of two products.We also have two inequalities, 2x + 3y <= 10 and x + y >= 4.These inequalities represent constraints on the production and sales of the products.To model this situation, we graph the two inequalities on a coordinate plane.The feasible region, the area where the shaded regions of both inequalities overlap, represents the set of solutions that satisfy all the constraints.We can then use this model to analyze and solve various problems, such as finding the maximum profit by maximizing a certain objective function within the feasible region.

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A farmer picked 5 fewer peaches than 3 times the apples. The table shows how the number of peaches, p, depends on the number of apples, a. Choose the equation which represents the rule.

Answers

It's A, I promise you dat its A


Answer:

no the answer is actually c if on usatestprep, Don't say random answers.

Step-by-step explanation:

a man drove to work at an average rate of speed 60 miles per hour and
returned over thesame route driving at an average rate of speed of 40 miles per hour. If his total driving time was 1 hour, what was the total number of miles in
the round trip?

Answers

let x = miles

we have x miles/ 60mph plus x miles / 40 mph = 1 hour

x/60 + x/40 = 1

 we need to calculate 2x for the round trip

calculate common denominator and rewrite the 2 fractions:

2x/120 + 3x/120 = 1

5x= 120

x = 120/5 = 24 miles

24*2 = 48 miles total


 check:

 1 way would be 48/2 = 24 miles

24/60 = 0.4 hours to drive 24 miles at 60 mph

24/40 = 0.6 hours to drive 24 miles at 40 mph

0.6 +0.4 = 1 hour




plot -2 1/2 and 1 3/4 on a number line

Answers

Final answer:

To plot -2 1/2 and 1 3/4 on a number line, draw a line with zero at middle. Move 2.5 units to the left from zero for -2 1/2 and place a dot. Then, move 1.75 units to the right from zero for 1 3/4 and place a dot.

Explanation:

To plot the numbers -2 1/2 and 1 3/4 on a number line, you first need to understand that these are mixed numbers. -2 1/2 means "two and a half units to the left of zero", whereas 1 3/4 means "one and three quarters units to the right of zero".

Step 1: Draw a number line with zero in the middle. Include distance markers each representing 1 unit. For the purpose of this exercise, let's say negative numbers are on the left and positive numbers are on the right.

Step 2: To plot -2 1/2, start at 0 and move 2.5 units to the left (-2 for the whole number and -0.5 for the fractional part). Place a point here.

Step 3: To plot 1 3/4, start at 0 and move 1.75 units to the right (+1 for the whole number and +0.75 for the fractional part). Place a point here.

This is how you plot the numbers -2 1/2 and 1 3/4 on a number line.

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simplify
10x-12y+8+12y

Answers

10x-12y+8+12y simplified is 10x + 8.
10x+8 i think! I can explain it if needed

- 4 + 8 -10 + (-2) Which expression shows the commutative property?

Answers

what is the options?
i had this one just now the answer is -2 - 10 - 4 + 8

URGENT WILL MARK BRAINLIEST!

Starting at sea level, a submarine descended at a constant rate to a depth of −4/5 mile relative to sea level in 3 minutes.

What was the submarine's depth relative to sea level after the first minute?

Simplest form please!

Answers

Hello!

I believe the correct answer is -4/15.

Hope this helps! ☺♥
-4/5*(miles), 3

i hoped this helps

Find the coordinates of the midpoint of GH with endpoints G (-7,3) and H (5,9).

Answers


Work shown above!

The Midpoint would be ( -1, 6)
Hope this helps!!! c:

3. The three salespeople for a local advertising firm are Lola, Ahmed, and Tommy. Lola sold $2030 in ads, Ahmed sold $1540, and Tommy sold $1800.
(a) What fraction of the total sales did each salesperson sell?
(b) A $100 bonus was awarded to the three salespeople, which they had to share. It was awarded so that each salesperson received the same fraction of $100 as he or she sold of the total sales. How much did each person receive? Round to the nearest
answer a and b

Answers

3. (a)

Add the three totals.

Total sales for all three: $2030 + $1540 + $1800 = $5370

Now divide each person's sales by the total sales to find each person's fraction of the sales.

Lola: 2030/5370
Ahmed: 1540/5370
Tommy: 1800/5370

3. (b)

Multiply each fraction from part (a) by $100.

Lola: 2030/5370 * $100 = $37.80
Ahmed: 1540/5370 = $28.67
Tommy: 1800/5370 = $33.52



which two square roots are used to estimate 47

Answers

It's either 7 and 7 or 7 and 6.86
Final answer:

The two square roots used to estimate the number 47 are 6 and 7, because their squares, 36 and 49 respectively, are the nearest perfect squares to 47.

Explanation:

The problem is asking for the two square roots used to estimate the number 47. To solve this, think of two perfect squares that are the closest to 47. Those would be the squares of 6 and 7, because 62 equals 36 and 72 equals 49, which are the closest perfect squares to 47. So, we would use 6 and 7 to estimate the square root of 47.

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Write 17 as a decimal.
----
20

Answers

Answer:

0.85

Step-by-step explanation:

17/20=0.85

What is the slope of the line?

y = 5 + 4x

Question 5 options:

a) 5
b) 9
c) 1
d) 4

Answers

The answer is to your question is B)4. Its y=mx+b and m is your slope and 4 is thw m. 


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