Question

A swimming pool is 50m in length , 30m , and 2.5m in depth . Find cost of cementing of its floor and walls at rate of rs 27 per square meter

Answer 1

GIVEN
LENGTH = 50METRE
BREADTH =30METRE
DEPTH =2.5METRE

T.S.A.= 2 (lb+bh+lh)
= 2 (50×30+30×2.5+2.5×50
=2×1700
=3400

COST OF CEMENTING OF ITS FLOOR AND WALLS = 3400×27
= 91,800