Question
Jen and Eric started running together along a cross country track. When Eric completed the track in 28 minutes, Jen had run only 13 of the track. Jen’s average speed was 100 m/min slower than Eric’s.
  1. How long was the cross country track in m?
  2. Find Jen’s average speed in m/min.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Jen and Eric started running together along a cross country track. When Eric completed the track in 28 minutes, Jen had run only 13 of the track. Jen’s average speed was 100 m/min slower than Eric’s.
  1. How long was the cross country track in m?
  2. Find Jen’s average speed in m/min.