Shiv takes 15 minutes to fit a fan while anju takes 18 minutes to do the same job in how much time can both of them complete the fitting of 22 fans
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According to me it's 16.5 min( there average).
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180minutes;in 90 minutes,shiv(90/15=6)anju(90/18=5)total 11. Therefore for 180 mins 22 fans by both of them..
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