Question Paper from: IBPS Clerk Mains 2016

There are eight persons namely A, B, C, D, E, F, and G was born in the same month of the different year i.e. 1969, 1972, 1978, 1981, 1989, 1997, 2000 and 2005. Their age is considered as on the same month of 2016. G is born in even number year, but not born in the year, which does not divisible by 4. A is 36 years old now. B is 17 years older than F, who is 8 years younger than A. There is the eight-year gap between the age of E and age of D. H is nine years younger than C, but not born in 2005. E was born earlier than G.

How many years gap between C and D?