Math, asked by Anonymous, 1 year ago

A swimming pool is 40m long,25m broad and 4 m deep.What is the cost of cementing its floor and side at the rate of Rs 20 square per metere

Answers

Answered by Smart111
1
first we have to find its :- lateral surface area:- 2(l+b)h =
here ,l=40m,b=25m,h=4m
so, 2(40+25)×4=8(65)= 520m^2
now, total cost of cementing its floor =
520×20
=10400Rs..
Hope this will help u
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