the hostel of a college 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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No of students 320
food stock for 80 days
Food available per student= 320*80 = 25600 days
Food consumed in 20 days= 320*20 = 6400
Food left per student=19200 days.
No of student= 320-20 = 300
Food would last = 19200/300= 64 days
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