Question
Bus C and Bus D left the same bus station at uniform speeds in the same direction round a 42-km circular route. Bus C took 35 minutes to complete each round while Bus D took 25 minutes.
  1. How long would it take Bus D to meet Bus D for the first time? Express your answer in h as a mixed number.
  2. How far would Bus C be behind Bus D after 56 hour?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Bus C and Bus D left the same bus station at uniform speeds in the same direction round a 42-km circular route. Bus C took 35 minutes to complete each round while Bus D took 25 minutes.
  1. How long would it take Bus D to meet Bus D for the first time? Express your answer in h as a mixed number.
  2. How far would Bus C be behind Bus D after 56 hour?