Find the length of wire required to fence it with three rounds. (i) If the rate of cost of fencing is Rs 25 per metre, find the total cost of fencing. b) Charimaya is running a race around a square track of length 75 m. Find the distance covered by her at the end of her fifth round. c) 540 m of wire is required to fence a square shaped of fish pond with three rounds. What is the length of wire required for one round? What is the perimeter of the pond? (ii) (iii) Find the length of the pond. Creative Section - B A rectangular ground is 25m long and 18m broad. (i) Find its perimeter. (ii) How many metres does a girl run around the ground when completes five rounds? b) Mrs. Kanchhi Tamang has a vegetable garden of length 30m and br 18m. (1) Find its perimeter. quired to fence it with 3 rounds.​