Question
PSLE
The graph shows the number of printers sold from May to September. The number of printers sold in June is equal to the average number of printers sold from June, July, August and September. Find the number of printers sold in May.

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PSLE
The graph shows the number of printers sold from May to September. The number of printers sold in June is equal to the average number of printers sold from June, July, August and September. Find the number of printers sold in May.