AnswersGrade 7 MathematicsVolume and Surface Area Problems

Volume and Surface Area Problems — Quiz Answers

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1
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What volume of nuts could the container hold?

A
738 cm cubed
B
810 cm cubed
C
369 cm cubed
D
270 cm cubed
2
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What is the minimum amount of rubber used to make the doorstop?

A
33 cm cubed
B
7 point 5 cm cubed
C
32 cm cubed
D
5 cm cubed
3

Which expression shows how to determine the minimum amount of cement used to make each of the pyramids?

A
4 times open paren 1 half 10 13 close paren plus 10 times 10
B
1 third 10 10 12
C
4 times open paren 1 third 10 13 close paren plus 10 times 10
D
1 half 10 10 12
4

What is the maximum amount of water that the vase can hold?

A
164 in. cubed
B
126 in. cubed
C
140 in. cubed
D
178 in. cubed
5

If the award was wrapped in cellophane when it arrived, what is the minimum amount of cellophane that was used?

A
2 comma 016 cm squared
B
3 comma 204 cm squared
C
1 comma 692 cm squared
D
5 comma 292 cm squared
6

What is the surface area of the pyramid?

A
224 comma 940 m squared
B
138 comma 920 m squared
C
2 comma 592 comma 100 m squared
D
86 comma 020 m squared
8

Which box uses less cardboard, and how much less cardboard does it use?

A
The box on the box 1 uses 90 in. squared less cardboard.
B
The box on the box 1 uses 30 in. squared less cardboard.
C
The box on the box 2 uses 90 in. squared less cardboard.
D
The box on the box 2 uses 30 in. squared less cardboard.
9

If Serena painted all the faces of the piece of the model, including the base, what area did she paint?

A
896 mm squared
B
700 mm squared
C
1 comma 596 mm squared
D
1 comma 568 mm squared
10

What is the minimum amount of paper needed to cover the entire box?

A
360 in. squared
B
648 in. squared
C
180 in. squared
D
324 in. squared

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