Question
Ken's colour printer takes 25 minute to print one large photograph. Ken set the colour printer to print 20 such large photographs continuously. What is the latest time Ken must start printing so that the photographs are printed by 5.20 p.m?
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Ken's colour printer takes 25 minute to print one large photograph. Ken set the colour printer to print 20 such large photographs continuously. What is the latest time Ken must start printing so that the photographs are printed by 5.20 p.m?