Question

an open box is painted at the cost of rupees 50 per metre square the dimension of the box are 50 cm by 20 CM by 10 centimetre find the cost of the painting​

Answer 1

Step-by-step explanation:

Take total surface area = {2(lb+lh+bh)} - lb

area = 2,02,000- (50×20)

= 201000cm^2

cost of painting = cost × area

= 50×201000

= Rs. 10,050,000

PS. kuch zyaada nhi hi gaya, still cross check it.