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If Mamun were twice as old as he is now, he would be 40 years older than Jamal. If Jamal is 10 years younger than Mamun, how old is Mamun?

If Mamun were twice as old as he is now, he would be 40 years older than Jamal. If Jamal is 10 years younger than Mamun, how old is Mamun? Correct Answer 30

Ler, Jamal = x Mamun = x + 10 2 ( x + 10) = x + 40 x = 20 Now, Mamun is ( 20 + 10) = 30

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