Question

A wooden sheet is 15 M long and 6 m broad it has to be painted on both sides find the cost of painting at rupees 30 per square metre

Answer 1

Area of the sheet=15×6 m sq.
=90 m sq.
It has to be painted on both sides.
so,
total area=90×2 m sq.
=180 m sq.
Cost of painting=180×₹30
=₹5400