Question
Dylan, Glen and Vincent started walking at the same time from the same starting point round a circular track. Vincent walked in the clockwise direction. Dylan and Glen walked in an anti-clockwise direction. Vincent took 6 min to complete each round. He met Dylan after every 2 minutes. He met Glen after every 4 minutes. The three friends kept to their respective speeds throughout their walk.
  1. How many rounds did Vincent complete in 1 h?
  2. When Vincent and Dylan met again at the starting point after 1 h, Glen had completed 2.7 km. Find the circumference of the circular track in metres.
5 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Dylan, Glen and Vincent started walking at the same time from the same starting point round a circular track. Vincent walked in the clockwise direction. Dylan and Glen walked in an anti-clockwise direction. Vincent took 6 min to complete each round. He met Dylan after every 2 minutes. He met Glen after every 4 minutes. The three friends kept to their respective speeds throughout their walk.
  1. How many rounds did Vincent complete in 1 h?
  2. When Vincent and Dylan met again at the starting point after 1 h, Glen had completed 2.7 km. Find the circumference of the circular track in metres.