Multiplying and Dividing Rational Numbers

Quiz by Alexis Allen

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17 questions
• 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?
4
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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