Quiz about Multiplying & Dividing Rational Numbers

Question 1

Joey bought $$22\ \frac{1}{2}$$ feet of ribbon to decorate presents for his family. He estimates that he will use 4.5 feet of ribbon per present. How many presents will he be able to decorate with his ribbon?

(Hint: You need to make the fraction a decimal first. Then divide!)

Accepted Answer

5 presents

Answer

101 presents

Answer

50 presents

Answer

7 presents

Question 2

Rodney and his two friends shared an apartment. The monthly cost of utilities for the apartment was $98.16. If each roommate paid the same amount for utilities, how much did each roommate pay?

Accepted Answer

$32.72

Answer

$49.08

Answer

$327.20

Answer

$4.91

Question 3

What is the correct location of the decimal point in the product?

22.2 x 0.44 = 9768

Accepted Answer

9.768

Answer

0.9768

Answer

97.68

Answer

976.8

Question 4

Michael purchased 12 pencils at the school bookstore. They cost $0.35 each. What was the total amount he spent on pencils?

Accepted Answer

$4.20

Answer

$3.23

Answer

$3.35

Answer

$4.40

Question 5

A female monkey at the zoo weights 58.3 kilograms. A male monkey weights two and a half TIMES as much as the female. How much does the male weigh?

Accepted Answer

145.75 kg

Answer

185.75 kg

Answer

120.5 kg

Answer

14,575 kg

Question 6

Find the product. Answer in simplest form.

Accepted Answer

1/12

Answer

2/24

Answer

3/24

Answer

3/16

Question 7

Kara bought a 7 $$\frac{1}{3}$$ ft piece of rope from which she wants to cut into 3 pieces. How long will each piece of rope be?

Accepted Answer

$$2\frac{4}{9}$$ ft

Answer

$$\frac{22}{9}$$ ft

Answer

$$\frac{66}{3}$$ ft

Answer

22 ft

Multiplying & Dividing Rational Numbers

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