Level 2
A motorcycle rider travelled 45 of his journey at an average speed of 20 km/h and completed the remaining 60 km in 2 hours 45 minutes. How long did he take to complete his journey?
Level 2
A group of 6 boys booked a badminton court for 2 hours. They took turns to play. Each boy played an equal amount of time. At any time, there were 4 boys playing on the court. How long did each boy play on the court? Express your answer in min.
Level 1
Jerry left Town A by train and arrived at Town B at 7.15 a.m. The train ride took 9 h 45 min. What time did he leave Town A? (Give your answer in 12-hour clock format.)