Question

A container of side 3.5m is to be painted both inside and out side.Find the area to be painted and the total cost of painting it at the rate of rupees 75 per square meter

Answer 1

the total are of container is,

A=2*(6l²)

where l = 3.5m

A=2*(6*(3.5)²)

A=2*(73.5)

A=147m²

if 1m²~75 rupees

then 147m²~?

Total cost = 147*75 = 11025 Rupees

Thanks....