Question
Elijah's colour printer takes 13 minute to print one large photograph. Elijah set the colour printer to print 27 such large photographs continuously. What is the latest time Elijah must start printing so that the photographs are printed by 9.20 p.m?
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Elijah's colour printer takes 13 minute to print one large photograph. Elijah set the colour printer to print 27 such large photographs continuously. What is the latest time Elijah must start printing so that the photographs are printed by 9.20 p.m?