Question

In rectangular ground 40m long and 30m wide. Lawn of width 2m is to be grown on all the four sides inside the ground. Find the cost of growing the lawn at the rate of 20 rupees per square metre.

Answer 1

Answer:

• rupees 5280
• first get area of whole ground
• then get area of inner ground
• inner ground dimentions are 40-2-2=36m and 30-2-2=26
• then subtract outer ground from inner ground
• you get area of lawm multiply it with 20 ruppees