Question:
The table below shows the parking charges at a car park.
(a) Mr Tan parked his car at the car park from 9.15 a.m. to 11.00 a.m. on the same day. How much did Mr Tan pay?
(b) Mr Lee left the car park at 9 p.m. He paid a total of $12.60. What was the earliest possible time he entered the car park?