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Dividing Fractions — Unit test Answers

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The weights of five grapefruits are 7.47 ounces, 7.23 ounces, 6.46 ounces, 7.48 ounces, and 6.81 ounces. Using the clustering estimation technique, what is the approximate total weight of the grapefruits?

A
34 ounces
B
35 ounces
C
36 ounces
D
40 ounces
22
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Which number line correctly shows 1.5 + 2.5?

A
A number line going from 0 to 6.5 in increments of 0.5. An arrow goes from 0 to 1.5 and from 1.5 to 4.
Option A
B
A number line going from 0 to 6.5 in increments of 0.5. An arrow goes from 0 to 1.5 and from 1.5 to 3.
Option B
C
A number line going from 0 to 6.5 in increments of 0.5. An arrow goes from 0 to 2.5 and from 2.5 to 5.
Option C
D
A number line going from 0 to 6.5 in increments of 0.5. An arrow goes from 1.5 to 3 and from 3 to 5.5.
Option D
23

A recipe that makes 4 servings calls for cup of flour. How much flour is required to make 20 servings?

Question illustration
A
cups
Option A
B
cups
Option B
C
cups
Option C
D
cups
Option D
24

Which expression is modeled by this arrangement of tiles?

Question illustration
A
Negative 16 divided by 3
Option A
B
Negative 16 divided by 2
Option B
C
Negative 8 divided by 8
Option C
D
Negative 8 divided by 2
Option D
25

Fiona wants to estimate the product (8.7)(3.0). Which expression shows each factor rounded to the nearest whole number?

A
(9)(4)
B
(9)(3)
C
(8)(3)
D
(8)(4)

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