The hostel of a collage having 320 students has a stock of food for 80 days. If 20 students leave the hostel after 20 days, for how many more days will the food last ?
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3
=>320× 60 = 300× X
X = (320×60)/300= 72 days will be the answer
X = (320×60)/300= 72 days will be the answer
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2
per day hostel have food for 4 students
if 20 students leave then 300 remains
so300/4 = 75 days
so (75-60) = 15 days more it will last
if 20 students leave then 300 remains
so300/4 = 75 days
so (75-60) = 15 days more it will last
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