Question

There is a circular pond and footpath runs along its boundary.A man walks around it exactly once,keeping close to the edge.If his step is 44cm long and he takes exactly 600 steps to go around the pond,what is the radius of the pond

Answer 1

circumference of pond =44*600=26400cm
circumference of circle =2*22/7*radius
26400*7/2*22=radius
radius =4200cm