Jane is pp years old. She is twice as old as her brother. How old is her brother in 8 years' time? Express your answer in terms of pp. Ans: ___ years old

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Worked solution

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1. Find the brother's current age in terms of $p$

Since Jane is twice as old as her brother, the brother's current age is p2\frac{p}{2}.

2. Find the brother's age in 8 years' time

In 8 years' time, his age will be p2+8\frac{p}{2} + 8.

Answer

p2+8\frac{p}{2} + 8

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