Question

a camp had enough food to last 50 days for 2200 soldiers . after 17 days some more soldiers joined the camp and the food remaining lasts for 20 days find the number of soldiers who joined later

Answer 1

I hope this solution would help you

Answer 2

It is a case of inverse variation. In this if one quantity increases then other quantity decrease.

Here number of days decreases & number of soldiers increases.
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1430 soldiers joined the camp later.
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Hope this will help you....