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Volume of a prism practice questions with answers
Foundation and Higher · Grade 4
A second set of volume of a prism questions for GCSE Maths. They are different from the ones on the topic page, so work through both. Try each question, then open the answer to check your working.
More questions
Question 1 Easy
A prism has a cross-section of area 10 cm² and a length of 10 cm. What is the volume in cm³?
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Answer: 100
Volume of a prism = area of cross-section × length.
Volume = 10 × 10.
Method (1): Volume of a prism = area of cross-section × length.
Accuracy (1): Answer 100
Question 2 Easy
A cuboid measures 8 cm by 7 cm by 8 cm. Work out its volume in cm³.
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Answer: 448
The cross-section is 8 × 7 = 56 cm².
Volume = 56 × 8.
Method (1): The cross-section is 8 × 7 = 56 cm².
Accuracy (1): Answer 448
Question 3 Medium
A prism has a volume of 42 cm³. Its cross-section has an area of 7 cm². How long is the prism?
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Answer: 6
Volume = area × length, so length = volume ÷ area.
Length = 42 ÷ 7.
Method (1): Volume = area × length, so length = volume ÷ area.
Accuracy (1): Answer 6
Question 4 Medium
A prism has a cross-section of area 13 cm² and a length of 6 cm. What is the volume in cm³?
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Answer: 78
Volume of a prism = area of cross-section × length.
Volume = 13 × 6.
Method (1): Volume of a prism = area of cross-section × length.
Accuracy (1): Answer 78
Question 5 Hard
A tank is a cuboid 30 cm by 40 cm by 25 cm. How many litres of water does it hold when it is full?
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Answer: 30
Volume = 30 × 40 × 25 = 30000 cm³.
1 litre = 1000 cm³.
Method (1): Volume = 30 × 40 × 25 = 30000 cm³.
Accuracy (1): Answer 30
Question 6 Hard
A prism has a volume of 120 cm³. Its cross-section has an area of 10 cm². How long is the prism?
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Answer: 12
Volume = area × length, so length = volume ÷ area.
Length = 120 ÷ 10.
Method (1): Volume = area × length, so length = volume ÷ area.
Accuracy (1): Answer 12
Exam-style question
A longer question with marks, in the style of a written paper. This is a Yumio practice question, not a past paper question.
Exam-style question 13 marks
A tank is a cuboid 50 cm by 50 cm by 20 cm. How many litres of water does it hold when it is full?
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Answer: 50
Volume = 50 × 50 × 20 = 50000 cm³.
1 litre = 1000 cm³.
50000 ÷ 1000 = 50 litres.
Method (1): Volume = 50 × 50 × 20 = 50000 cm³.
Method (1): 1 litre = 1000 cm³.
Accuracy (1): Answer 50
Quick checks
Short one-step questions. Pick an option before you open the answer.
Check 1
A prism has a cross-section of area 25 cm² and a length of 3 cm. What is the volume in cm³?
75
28
225
Show answer
75 The result is 75.
Check 2
A cuboid measures 8 cm by 6 cm by 7 cm. Work out its volume in cm³.
336
21
292
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336 The result is 336.
Check 3
A triangular prism has a triangular end with base 12 cm and perpendicular height 7 cm. The prism is 4 cm long. Work out its volume in cm³.
168
336
46
Show answer
168 The result is 168.
Check 4
A tank is a cuboid 50 cm by 40 cm by 30 cm. How many litres of water does it hold when it is full?
60
60000
600
Show answer
60 The result is 60.
Check 5
A prism has a volume of 133 cm³. Its cross-section has an area of 19 cm². How long is the prism?
7
114
2527
Show answer
7 The result is 7.
Check 6
A prism has a cross-section of area 23 cm² and a length of 10 cm. What is the volume in cm³?
230
33
2300
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230 The result is 230.
Check 7
A cuboid measures 8 cm by 7 cm by 10 cm. Work out its volume in cm³.
560
25
412
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560 The result is 560.
Check 8
A triangular prism has a triangular end with base 8 cm and perpendicular height 4 cm. The prism is 9 cm long. Work out its volume in cm³.
144
288
25
Show answer
144 The result is 144.
Check 9
A tank is a cuboid 50 cm by 50 cm by 20 cm. How many litres of water does it hold when it is full?
50
50000
500
Show answer
50 The result is 50.
Check 10
A prism has a volume of 264 cm³. Its cross-section has an area of 22 cm². How long is the prism?
12
242
5808
Show answer
12 The result is 12.
Check 11
A prism has a cross-section of area 22 cm² and a length of 6 cm. What is the volume in cm³?
132
28
792
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132 The result is 132.
Check 12
A cuboid measures 6 cm by 8 cm by 9 cm. Work out its volume in cm³.
432
23
348
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432 The result is 432.
Check 13
A triangular prism has a triangular end with base 12 cm and perpendicular height 6 cm. The prism is 7 cm long. Work out its volume in cm³.
252
504
43
Show answer
252 The result is 252.
Check 14
A tank is a cuboid 10 cm by 20 cm by 50 cm. How many litres of water does it hold when it is full?
10
10000
100
Show answer
10 The result is 10.
Check 15
A prism has a volume of 252 cm³. Its cross-section has an area of 21 cm². How long is the prism?