The external surfaces of a solid cube of edge 5 m are to be white-washed at the rate…

MATHEMATICS · Single correct · CBSE · Mathematics · Surface Areas and Volumes · Surface Areas and Volumes

Problem

The external surfaces of a solid cube of edge 5 m are to be white-washed at the rate of ₹12 per m

^{2}

. What will be the total cost? (a) ₹1\,200 (b) ₹2\,100 (c) ₹1\,800 (d) ₹1\,500