Show workings bit by bit
Once is enough, thank you. Repeated postings will not get faster or better responses.
7.5 days = 7 and a half days 7 and a half days = 7 1/2 days 7 1/2 days = 15/2 days 5 men = (15/2) x (5/3) 5 men = 25/2 days 25/2 days = 12 1/2 days
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