Mike is three years older than Al. In nine years, the sum of their ages will be $47$ . How old is Mike now?

15

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Solution

The correct option is C $16$
Let the age of mike be $a$ and age of Al be $b$
We have $a = b + 3$ , $a + 9 + b + 9 = 47$
$\Rightarrow a - b = 3$ and $a + b = 29$
$\Rightarrow a = 16$ and $b = 13$
Therefore the age of mike now is $a = 16$ .

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Mike is three years older than Al. In nine years, the sum of their ages will be 47. How old is Mike now?

The correct option is C 16Let the age of mike be a and age of Al be bWe have a=b+3, a+9+b+9=47⇒a−b=3 and a+b=29⇒a=16 and b=13Therefore the age of mike now is a=16.

Mike is three years older than Al. In nine years, the sum of their ages will be $47$ . How old is Mike now?

The correct option is C $16$
Let the age of mike be $a$ and age of Al be $b$
We have $a = b + 3$ , $a + 9 + b + 9 = 47$
$\Rightarrow a - b = 3$ and $a + b = 29$
$\Rightarrow a = 16$ and $b = 13$
Therefore the age of mike now is $a = 16$ .