Find the cost of painting of the outer surface of a closed box which is 60cm long,40cm board, and 30cm high at the rate of 50paise per 40cm
Answers
Answered by
2
Answer:
cost = 50/20× [ 2( lb+bh+hl)]
=50/20× [ 2(60×40+40×30+30×60)]
= 50/20 × [2× 5400]
= 50/20 × 10800
= 27000÷ 100 Rs
= 270 Rs/-
sonam9262yadav:
plz like my answer plz
Similar questions