Solving Linear Equations Using Property of Equality
Shobo’s mothe...
Question
Shobo’s mother’s present age is six times Shobo’s present age. Shobo’s age five years from now will be one third of his mother’s present age. What are their present age?
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Solution
Let Shobo’s present age be x years.
And Shobo’s mother’s present age = 6x years
According to the question, x+5=13×6x ⇒x+5=2x ⇒2x=x+5 ⇒2x−x=5 ⇒x=5years
Hence, Shobo's present age = 5 years
And Shobo's mother's present age =6×5=30years