Question

There are 80 students in a hostel. Food provision for them is for 15 days. How will long these provision last if 20 more student join the group?

Answer 1

It will last for 12 days if 20 more students join to the existing 80 students.
Explanation:
80 students can eat food for 15 days
1 student can eat food for:15 x 80 = 1200 days
If 20 more students join, then total will be 100 students.
The food will go for 100 students: 1200/100=12 days

Answer 2

Step-by-step explanation:

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