Mathematics
NULL
Medium
Question
A cylinder has radius half its height and an inner surface area of 616 sq cm. About how many litres of milk can it hold?
A
1.4
B
1.5
✓ Official correct answer
C
1.7
D
1.9
Community credibility
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A
1.4
No member explanations yet for this option.
B
1.5
No member explanations yet for this option.
C
1.7
No member explanations yet for this option.
D
1.9
No member explanations yet for this option.
Explanation
With curved surface 2πrh = 616 and h = 2r, one gets r = 7 cm, h = 14 cm and volume ≈ 2.156 litres — not matching the marked 1.5 L option.