A wooden box is in the shape of a cuboid of length
MATHEMATICS · Subjective · CBSE · Mathematics · Surface Areas and Volumes · Surface Areas and Volumes
Problem
A wooden box is in the shape of a cuboid of length 2m, breadth 1.5m and height 1m. The top face is to be polished with a varnish that costs ₹120 per square metre, while the remaining five faces are to be polished with varnish costing ₹80 per square metre. Find the total polishing cost for the outside of the box.