Question
At 7.00 p.m., a silver car and a green car left the office and travelled at average speeds in opposite directions round a 40-km route. The silver car took 15 minutes to complete each round while the green car took 30 minutes.
  1. Find the speed of the silver car.
  2. Find the speed of the green car.
  3. If the two cars travelled without any interval of rest, at what time would the two cars next meet again at the office?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

At 7.00 p.m., a silver car and a green car left the office and travelled at average speeds in opposite directions round a 40-km route. The silver car took 15 minutes to complete each round while the green car took 30 minutes.
  1. Find the speed of the silver car.
  2. Find the speed of the green car.
  3. If the two cars travelled without any interval of rest, at what time would the two cars next meet again at the office?