Question

A solid box with height 50cm, width 50cm and length 10cm needs to be painted. The paint costs £0.04 per cm2. How much will it cost to paint the outside of the box?

Answer 1

£280

Explanation:

The surface area of the box is 2[(50)(50)+(50)(10)+(50)(10)]=7000[/tex] square centimeters.

So, it costs
`7000(0.04)=280` pounds.