Question
At 10 a.m., Anna and Cindy raced off together from the starting point of a track. Anna ran at an average speed of 3 m/s. Cindy ran at an average speed of 4 m/s. Upon reaching the end of the track, Cindy rested for 3 minutes. She then immediately ran back along the same route at 4 m/s. At 10.30 a.m., Anna met Cindy.
  1. Find the total distance covered by the two runners when they met each other. Express your answer in km.
  2. Find the length of the trail in km.
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

At 10 a.m., Anna and Cindy raced off together from the starting point of a track. Anna ran at an average speed of 3 m/s. Cindy ran at an average speed of 4 m/s. Upon reaching the end of the track, Cindy rested for 3 minutes. She then immediately ran back along the same route at 4 m/s. At 10.30 a.m., Anna met Cindy.
  1. Find the total distance covered by the two runners when they met each other. Express your answer in km.
  2. Find the length of the trail in km.