Question
The age of Pierre is 58 of Vaidev's age. 20 years later, the ratio of Pierre's age to Vaidev's age is 3 : 4. How old is Vaidev at first?
2 m

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The age of Pierre is 58 of Vaidev's age. 20 years later, the ratio of Pierre's age to Vaidev's age is 3 : 4. How old is Vaidev at first?