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A quantity of food would last a family of 5 for 21days. How long would the same quantity last a family of 7 if they all eat at the same rate?
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A quantity of food would last a family of 5 for 21days. How long would the same quantity last a family of 7 if they all eat at the same rate?

User M Abdul Sami
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1 Answer

4 votes
15 days
5x21=105 the amount of food they have
105/7=15 days of food for a family of 7
User FrengoF
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