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Multiplying and Dividing Rational Numbers

Quiz by Alexis Allen

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17 questions
Show answers
  • Q1
    What is the result of dividing -5 by 3/4?
    -6 2/3
    -4/5
    3
    1/6
    30s
  • Q2
    What is the quotient of 15 divided by -5?
    4
    -3
    -2
    6
    30s
  • Q3
    What is the quotient of 4 divided by -20?
    -1/5
    6
    8
    3
    30s
  • Q4
    What is -15 divided by 3/5?
    -50
    -2
    -10
    -25
    30s
  • Q5
    What is 5/8 expressed as a decimal?
    0.875
    0.125
    0.625
    0.250
    30s
  • Q6
    What is 4/9 expressed as a decimal?
    0.333333
    0.111111
    0.444444
    0.222222
    30s
  • Q7
    What is the result of multiplying -7 by 5?
    -35
    0
    42
    12
    30s
  • Q8
    What is the result of multiplying -4 by -9?
    13
    -36
    36
    -13
    30s
  • Q9
    What is the result of multiplying -5(3/8)(2/3)?
    1 1/4
    10/24
    7/12
    3/16
    30s
  • Q10
    A recipe requires ¾ cup of sugar. If you want to triple the recipe, how much sugar do you need?
    1¼
    2¼
    4
    1¾
    30s
  • Q11
    Sam wants to save money for a new bike. He saves 1/5 of his weekly allowance every week. If his weekly allowance is $20, how much money will he have saved after 10 weeks?
    $8
    $12
    $40
    $2
    30s
  • Q12
    John is saving money to buy a new video game. He saves 1/4 of his monthly allowance every month. If his monthly allowance is $50, how much does he save per month?
    $12.50
    $10.40
    $20
    $30
    30s
  • Q13
    The temperature is at 9 degrees Fahrenheit. It drops to -15 degrees Fahrenheit. If this occurs within 6 hours, how much does it change per hour?
    -4 degrees per hour
    +4 degrees per hour
    24 degrees per hour
    12 degrees per hour
    30s
  • Q14
    Which expression is the least value?
    20 - 3/4
    20(3/4)
    20 + 3/4
    20 / (3/4)
    30s
  • Q15
    Your club sells boxes of chocolate for $4.50, rolls of wrapping paper for $7, and canisters popcorn for $5.30. You sell 12 boxes of chocolate, 14 rolls of wrapping paper, and 6 canisters of popcorn. If you are able to keep 4/5 of the profit, how much will you make?
    $194.20
    $147.04
    $102.25
    $135.80
    30s

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