Noman is 3 times as old as Abbas is now. Six years from now, he will be twice as old as Abbas will be then. How old is Abbas now?
A
6
B
12
C
18
D
20
Correct Answer: 6
Hints: ধরি, Abbas এর বয়স x বছর Noman এর বয়স 3x বছর 3x + 6 = 2(x + 6) 3x - 2x = 12 - 6 x = 6