Which organelle contains its own DNA?

Find the next term: 1, 2, 4, 8, 16, 32, 64, ?

Find the next: 1, 2, 6, 24, 120, ?

A is the mother of B. C is the father of D. E is the daughter of A. B is the brother of E. F is the wife of C. G is the son of F. D is the sister of G. How is D related to A?

Pointing to a photo, Arun said she is the daughter of the only son of my grandfather. How is she related to Arun?

In a family of 8 members, A and B are married couple. A is male. C is the son of D, who is the brother of E. E is the daughter of F, who is the mother of G. G is the sister of A. How is C related to B?