Question

A circular wooden table top of diameter 1.4 m is to be polished.
If the rate of polishing is ₹250 per m2

, find the total cost of polishing.

Answer 1

Answer:

Area of the table=Tr²

Radius=Diameter/2

=1.4/2= 0.7

Area=22/7x0.7×0.7

=1.54m²

Cost of 1m²=25

Cost of 1.54m²= 25×1.54

=₹38.5