Question
The age of Valen is 58 of Daniel's age. 30 years later, the ratio of Valen's age to Daniel's age is 5 : 6. How old is Daniel at first?
2 m

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The age of Valen is 58 of Daniel's age. 30 years later, the ratio of Valen's age to Daniel's age is 5 : 6. How old is Daniel at first?