Question

A sheet of paper measures 36 cm by 24 cm. A strip of 2.5 cm wide is cut from it all round . find the cost of colouring the remaining sheet at the rate of Rs 2.5 per cm ^2.​

Answer 1

Answer:

Rs 1472.5

Step-by-step explanation:

for remaining sheet of paper

length=36-2.5×2=36-6=31cm

breadth=24-2.5×2=24-5=19cm

area=31cm×19cm=589cm^2

*cost of colouring at the rate of Rs 2.5 per cm^2=589×2.5=Rs1472.5