Logical Deduction Questions

Pointing towards Aneesh, a woman said, "His mother is the only daughter of my mother." How is the woman related to Aneesh?

Pointing towards Aneesh, a woman said, "His mother is the only daughter of my mother." How is the woman related to Aneesh?

What is the missing number in the following sequence?
$$3,18,90,360,1080,2160,\underline{},0$$

Find the incorrect number in the following series:
$$1,12,144,1782,20736$$

Introducing a boy, a girl said, "He is the son of the daughter of the father of my uncle." How is the girl related to the boy?

The statements below are followed by two conclusions labelled I and II. Assuming that the information in the statements is true, even if it appears at variance with generally established facts, decide which conclusion(s) logically and definitely follow(s) from the information given in the statements
Statements:

All customers are clients.

All clients are medicines.
Conclusion:
I. Some medicines are customers.
II. Some medicines are clients.