Mr Chye used two printers with different printing rates for a printing job. He started Printer K at 16 04 and started Printer L three minutes later. He stopped both printers at 16 09. 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 K at the time Mr Chye started Printer L?
- What was the difference in the number of pages printed by the two printers from 16 04 to 16 09?
- Which printer, K or L, has a faster printing rate? What is the difference in the number of pages printed by the printers in one minute? Give your answer in this format. (Eg A, 1)