A fort has povisions for 300 men for 90 days . After 20 days 30 men left the fort. How long the food last at the same rate.
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vijayar199pazmhi
For 300 men for 90 days Let's think of total food as 27000x.after 20 days it will be 21000x (300×70).so 21000x for 270 members. then the food lasts for 21000/270 days I. e. 77.77days
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then the food lasts for 21000/270 days
I. e. 77.77days