Mr Lee used two printers with different printing rates for a printing job. He started Printer J at 22 02 and started Printer K three minutes later. He stopped both machines at 22 07. 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 J at the time Mr Lee started Printer K?
- What was the difference in the number of pages printed by the two machines from 22 02 to 22 07?
- Which printer, J or K, has a faster printing rate? What is the difference in the number of pages printed by the machines in one minute? Give your answer in this format. (Eg A, 1)