a cylinder vessel open at the top has a diameter of 21 cm and height 16 cm find the cost of tin plating in on inside @ rupees 10 per 100 square centimetres
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Step-by-step explanation:
d=21
r=21/2
h=16
CSA OF CYLINDER=2*22/7*21/2*16
=1056
100Sqarecentimeter= 10
1056= 1056*10/100
=523/5
=104.6 rupees
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