hostel had rations for 60 days for 500 students.After 12 days 300 more students join the hostel mess. Howlong will the remaining ration last ?
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Number of ration =60×500
=30000
number of ration for 12 days =12×500
=6000
rations rest =30000-6000
=24000
then 300 students extra joined,so total students =500+300
=800
days for which the rest rations will satisfy the students =24000÷800
=30 days
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