Question 28

In a camp with 200 persons, there is enough food for 42 days. How long the food will last if 40 more persons join the camp on the first day?

Solution

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The food is enough for $$200 \times 42 = 8400$$ person-days. With 240 persons it lasts $$\frac{8400}{240} = 35$$ days.

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