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Question

A hostel had provosions for 75 students for 30 days. After 6 days, 15 more students joined the hostel. Then, the food will last for days.

A
20
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B
25
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C
10
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Solution

The correct option is A 20
First 6 days:

75 students - 30 days

After 6 days:

15 more students were added. Total number of students = 90

75 students - 24 days
1 student - x
90 students - x90

x = 24 × 75

So, for 90 students the food will serve for 24 × 7590 = 20 days

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