4. The Average Age Of A And B ls 20 Years. If C Were To Replace A, TheAverage Would Be 19 And If C Were ToReplace B, The Average Would Be 21.The Ages Of A, B And C Are (In Years)?

4. The Average Age Of A And B ls 20 Years. If C Were To Replace A, T

1.	4. The Average Age Of A And B ls 20 Years. If C Were To Replace A, TheAverage Would Be 19 And If C Were ToReplace B, The Average Would Be 21.The Ages Of A, B And C Are (In Years)?
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4. The Average Age Of A And B ls 20 Years. If C Were To Replace A, TheAverage Would Be 19 And If C Were ToReplace B, The Average Would Be 21.The Ages Of A, B And C Are (In Years)?​

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4. The Average Age Of A And B ls 20 Years. If C Were To Replace A, TheAverage Would Be 19 And If C Were ToReplace B, The Average Would Be 21.The Ages Of A, B And C Are (In Years)?