FREE Video Lesson Worth $20! Access 10000 Questions From P1 to P6! Access 300 Hours of Video Explanations! Video Tutorials to Tough PSLE Questions!
Primary 5 Problem Sums/Word Problems - Try FREE
- Attempting as Guest
- Attempt Mode: Attempt Single Question
The average time to complete a marathon for 3 competitors, Adam, Charles and Terry was 1 hr 36 min.
Terry took twice as long as Adam.
Terry was 18 min faster than Charles.
Find the average timing of Adam and Charles.