if 4 men can do a job for 6 days, how many days will it take 7 men?
Mathématiques
poperhemis78
Question
if 4 men can do a job for 6 days, how many days will it take 7 men?
1 Réponse
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1. Réponse laurance
Réponse :
if 4 men can do a job for 6 days,
1 man can do the job in 24 days
it will take 7 men 24/7 days
24/7 = 3 + 3/7
3 days and 3/7
3 days and 3*24/7 hours
3 days 10 hours and 2/7 mn