Intestinal bacteria synthesizes which of the following in the human body?

ATM stands for

Who is the author of the book "My Truth".

P and Q can do a project in 12 and 12 days respectively. In how many days can they complete 50% of the project if they work together?

If Gangadhar's salary is 3/11 times of Hari's and Shambhu's is 3/4 times of Hari's, what is the ratio of Gangadhar's salary to Shambhu's?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

ELFA, GLHA, ILJA, ?, MLNA

Six girls are sitting in a row facing north. Garima is between Reena and Amita, Amita is on the immediate left of Pooja and Arpita is to the left of Rekha. Who is at the extreme left end?

Introducing a man, a woman says, "His son's mother is the only daughter of my mother". How is the man related to the woman?