Question

five cubes of side 3 cm each are placed side by side instruct together to form a cuboid if the outer surface is to be painted at rupees 15 per CM square find the total cost of waiting​

Answer 1

Answer:

. Total sides =30

exposed=30-8=22

area of 22 sides = 22 a2

22x3^2 = 22x9=198cm2

cost of Painting @ Rs 15/cm2

198x15= Rs2970. Ans