AnswersWHS Pre-Algebra - MA3119 A-CREstimating and Finding Decimal Products

Dividing Fractions Answers

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1
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Which expression has a positive quotient?

A
Negative three-fourths divided by Negative two-thirds
Option A
B
Negative StartFraction 1 over 8 EndFraction divided by 3 and one-fifth
Option B
C
2 and StartFraction 2 over 7 EndFraction divided by negative one-fifth
Option C
D
Negative 6 divided by Five-thirds
Option D
2
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The temperature falls from 0 degrees to degrees in hours. Which expression finds the change in temperature per hour?

Question illustration
A
Negative StartFraction 7 over 2 EndFraction divided by StartFraction 49 over 4 EndFraction
Option A
B
Negative StartFraction 7 over 2 EndFraction times StartFraction 49 over 4 EndFraction
Option B
C
Negative StartFraction 49 over 4 EndFraction times StartFraction 7 over 2 EndFraction
Option C
D
Negative StartFraction 49 over 4 EndFraction divided by StartFraction 7 over 2 EndFraction
Option D
3

Esmerelda simplified a complex fraction. Her work is shown below.What errors did Esmerelda make? Select three options.

Question illustration
A
Esmerelda converted the mixed number to the wrong improper fraction.
B
Esmerelda added the numerators.
C
Esmerelda added the denominators.
D
Esmerelda did not divide –24 by 6 correctly.
E
Esmerelda did not use the reciprocal of the divisor.
4

Several batches of stew were made yesterday. Each batch required pounds of meat. All together, pounds of meat was used. Janice tried to find the number of batches of stew made. Her work is shown below.When she checked the answer by estimating, it did not make sense. What error did Janice make?

Question illustration
A
Janice converted a mixed number to the wrong improper fraction.
B
Janice added the numerators and denominators instead of multiplying.
C
Janice did not change the division problem to multiplication.
D
Janice did not convert the improper fraction to a mixed number correctly in the answer.
5

Which division expression is equivalent to ?

Question illustration
A
StartFraction 13 over 3 EndFraction divided by (Negative StartFraction 5 over 6 EndFraction)
Option A
B
Negative StartFraction 5 over 6 EndFraction divided by StartFraction 13 over 3 EndFraction
Option B
C
StartFraction 13 over 3 EndFraction divided by StartFraction 5 over 6 EndFraction
Option C
D
Negative StartFraction 13 over 3 EndFraction divided by (Negative StartFraction 5 over 6 EndFraction)
Option D
7

The total amount of water a tank can hold is gallons. Raul wants to find out how many -gallon buckets of water can be used to fill the tank. Which expressions could be used to represent this scenario? Select two options..

Question illustration
A
StartFraction 29 over 2 EndFraction divided by StartFraction 5 over 4 EndFraction
Option A
B
StartFraction 29 over 2 EndFraction times StartFraction 5 over 4 EndFraction
Option B
C
StartFraction 29 over 2 EndFraction times StartFraction 4 over 5 EndFraction
Option C
D
StartFraction 2 over 29 EndFraction times StartFraction 5 over 4 EndFraction
Option D
E
StartFraction 29 over 2 EndFraction divided by StartFraction 4 over 5 EndFraction
Option E
8

Which explains how to find the quotient of the division below?

Question illustration
A
Write as , and find the reciprocal of as . Then, rewrite as . The quotient is .
Option A
B
Write as , and find the reciprocal of as . Then, rewrite as . The quotient is .
Option B
C
Write as . Then, rewrite as . The quotient is .
Option C
D
Write as . Then, rewrite as . The quotient is .
Option D
9

What is the quotient of 6 and ?

Question illustration
A
–12
B
Negative StartFraction 1 over 12 EndFraction
Option B
C
StartFraction 1 over 12 EndFraction
Option C
D
12

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