Question

length 50 m breadth 24 m depth 9 m if swimmer swims along broundary of pool how much distance he cover in 4 rounds

Answer 1

592 m is the correct answer

Answer 2

perimeter of one round= 2(l+b)

perimeter of 4 rounds= 8(l+b)

                                   =8(50+24)

                                   =8×74

                                   =592