8. A hostel has enough food to feed 7 students
for 7 days. If the number of students
increases by 3, how many days will the
food last?
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Hostel has food for 7 students for 7 days
Therefore hoatel can feed 7×7= 49 units
If students increase by 3 in number, the no. of students will become 10
No. of days food will last = 49 ÷ 10
= 4.9 days or ~ 5 days (approx)
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