1. The circumference of the base of a cylindrical vessel is 132 cm and its height is 25 cm.
How many litres of water can it hold? (1000 cm = 17)
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Let radius=r cm
Height=h=25cm
Circumference of the cylinder=132cm
2*pi*r=132
r=(132*7)/(2*22)
r=21cm
Capacity of the vessel=volume of the vessel
=pi*r^2*h
=22/7*21*21*25
=34650cm^3
=34650*1/1000 li
[since 1cm^3= 1/1000 li]
=34.65li
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