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Mathematics, 31.07.2019 18:30 mari33312

The ratio of zoya's age to nelya's age is 1: 4. twenty years from now, nelya will be twice as old as zoya will be then. find their present ages.

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The ratio of zoya's age to nelya's age is 1: 4. twenty years from now, nelya will be twice as old as...
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