Question

A circular 90cm wide fottpath along its edge a man walks around the outer edge of the footpath with 66cm long step in500steps he makes a full around what is the radious of pond

Answer 1

let radius of pond=r=radius of inner edge
radius of footpath along outer edge=r+90
circumference of outer circle=2¥(r+90)=66×500
2×22/7 (r+90)=33000
r+90=33000×7/44
r+90=5250
r=5160cms

Answer 2

hey mate this is correct answer