Question

The dimension of an oil are 26 CM x 26 CM x 45 m find the area of the tin sheet required for making 20 such tins. if 1 square metre of tin sheet cost rupees 10 find the cost of rupees 10find the cost of tin used for this 20 tins

Answer 1

the formula which will help you is-
C.S.A. 2h(l+b)
then multiply the area by 20.
then the product which we get multiply it by 10 you will get your cost of 20 tin