Solving Problems Involving Rational Numbers Answers
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What is the quotient?
A
–22B
Negative StartFraction 11 over 50 EndFraction
C
StartFraction 11 over 50 EndFraction
D
223
Which expression is equivalent to ?
A
StartFraction 9 over 4 EndFraction divided by three-halves
B
Negative StartFraction 9 over 4 EndFraction divided by (negative two-thirds)
C
Negative StartFraction 9 over 4 EndFraction divided by two-thirds
D
StartFraction 9 over 4 EndFraction divided by (negative three-halves)
4
Which expression has a positive quotient?
A
Negative three-fourths divided by Negative two-thirds
B
Negative StartFraction 1 over 8 EndFraction divided by 3 and one-fifth
C
2 and StartFraction 2 over 7 EndFraction divided by negative one-fifth
D
Negative 6 divided by Five-thirds
5
Ankur estimated the quotient of to be 3. Which best describes his error?
A
Ankur multiplied the compatible numbers 15 and –3.B
Ankur found that the quotient of a positive number and a negative number is negative.C
Ankur found that the quotient of a positive number and a negative number is positive.D
Ankur added the compatible numbers 15 and –3.6
Which expression best estimates ?
A
7 divided by 2
B
6 divided by 1
C
8 divided by 3
D
3 divided by 2
7
Esmerelda simplified a complex fraction. Her work is shown below.What errors did Esmerelda make? Select three options.
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.8
Dianna made several loaves of bread yesterday. Each loaf required cups of flour. All together, she used cups of flour. How many loaves did Dianna make?
A
3 loavesB
4 loavesC
5 loavesD
7 loaves9
The temperature falls from 0 degrees to degrees in hours. Which expression finds the change in temperature per hour?
A
Negative StartFraction 7 over 2 EndFraction divided by StartFraction 49 over 4 EndFraction
B
Negative StartFraction 7 over 2 EndFraction times StartFraction 49 over 4 EndFraction
C
Negative StartFraction 49 over 4 EndFraction times StartFraction 7 over 2 EndFraction
D
Negative StartFraction 49 over 4 EndFraction divided by StartFraction 7 over 2 EndFraction
10
What is the quotient of and ?
A
Negative 1 and StartFraction 1 over 8 EndFraction
B
Negative StartFraction 1 over 8 EndFraction
C
StartFraction 1 over 8 EndFraction
D
1 and StartFraction 1 over 8 EndFraction
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