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3. Chris is 7 years younger than his sister, Rachel. How old must each be if the sum of their ages is greater than 25?
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3. Chris is 7 years younger than his sister, Rachel. How old must each be if the sum of their ages is greater

than 25?

User Chakwok
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1 Answer

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The minimum age that they could be is Chris at 10 and Rachel at 17. The sum of their ages is 27, but if they were one year younger their sum would equal 25, and it needs to be greater than 25. Hope I explained it ok. x)
User PhotonTamer
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