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Finding Unknown

My age is two...

Question

My age is two years less than twice that of my brother. If I am sixteen years old, how old is my brother __________.

A

7 years

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B

9 years

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C

10 years

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D

14 years

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Solution

The correct option is B 9 years
Let the age of his brother be x years
⇒2x−2=16
2x=18
x=9
∴ his brother's age is 9 years.

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