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4 votes
Annas3 dad is 36. He is 9 times as old as she is. How old is Anna

1 Answer

5 votes

Concept

Let Annas age = y

Therefore, his dad age = 9y

From the question,

Equate 9y = 36

Next

Divide 9 on both side to get:


\begin{gathered} (9y)/(9)\text{ = }(36)/(9) \\ y\text{ = 4} \end{gathered}

Therefore, Anna age is 4

Final answer

Anna is 4 years old

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