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1 . Rahim is two years older than Karim who is twice as old as Ashraf. If the ages of the three total 27 years, how old is Karim?

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Answer: Option D

Explanation:

Let, Rahim as R, Karim as K, Ashraf as A

R = 2 + K

K = 2A or A = K/2

now, R+K+A = 27

2 + K+K+K/2 = 27

2K+K/2 = 25

5K = 50

K = 10

So, Karim is 10 years old (Ans)