Question
PSLE
A machine started printing posters at 11.40 a.m. on Thursday at the rate of 900 posters per hour. After every 10 hours of printing, it was stopped for an hour. How many posters were printed by 15.40 a.m. the next day?
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PSLE
A machine started printing posters at 11.40 a.m. on Thursday at the rate of 900 posters per hour. After every 10 hours of printing, it was stopped for an hour. How many posters were printed by 15.40 a.m. the next day?