Question

there is a circular path around a sports field.Priya taked 18 minutes to drive one round of the field,while Ravish takes 12 minutes for the same purpose.They both start at the same point and at the same time, and go in the same direction. After how many minutes will they meet again at the starting point?​

Answer 1

priya takes to complete a round = 18 minutes

ravish takes to compelete a round = 12minutes

a.t.q

   priya= 18= 2*3*3

Ravish = 12= 2*2*3

Lcm = 2*2*3*3

         =36 minutes.