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16-01-2020
Mathematics

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Kathy is twice as old as Mary. Kathy is 2 yrs younger than Jon. The sum of all three ages is 77. How old is Kathy?

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dorina41 dorina41

16-01-2020

Answer:

I think Kathy is 75 years old

Step-by-step explanation:

If kathy is twice as old as Mary, that makes Mary 37 and a half, as that times 2 is 75, and that's two years younger than Jon

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