Question
Ian's colour printer takes 13 minute to print one large photograph. Ian set the colour printer to print 42 such large photographs continuously. What is the latest time Ian must start printing so that the photographs are printed by 9.25 p.m?
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Ian's colour printer takes 13 minute to print one large photograph. Ian set the colour printer to print 42 such large photographs continuously. What is the latest time Ian must start printing so that the photographs are printed by 9.25 p.m?