Mr Gan used two printers with different printing rates for a printing job. He started Printer Q at 16 03 and started Printer R three minutes later. He stopped both copiers at 16 08. The graphs show the total number of pages printed by each printer from the start of printing.
- How many pages had been printed by Printer Q at the time Mr Gan started Printer R?
- What was the difference in the number of pages printed by the two copiers from 16 03 to 16 08?
- Which printer, Q or R, has a faster printing rate? What is the difference in the number of pages printed by the copiers in one minute? Give your answer in this format. (Eg A, 1)