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JAMB Mathematics 2017 Paper
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© africaexams.com
Question : 19
Total: 44
A cylindrical tank has a capacity of 3080m
3
. What is the depth of the tank if the diameter of its base is 14m? Take pi = 22/7.
23m
25m
20m
22m
Validate
Solution:
Capacity = Volume = 3080m
3
base diameter = 14m
radius =
diameter
2
= 7m
Volume of Cylidner = Capacity of cylinder
πr
2
h = 3080
22
7
× 7 × 7 × h = 3080
h =
3080
22
×
7
h = 20m
© africaexams.com
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