What has many keys but can’t open a single lock?

Lady Gaga is pregnant and currently has 6 daughters

1. Dorry 2. Rebeka 3. Michael 4. Faniya 5. Sophia 6. Lavanya

What will she name her next child girl? (Think Logical)

A. Neema B. Tanya C. Tisha D. Jenniffer

I am lying and I always lie. Tell me whether I am lying or telling the truth.

Our product and our sum always give the same answer. Who are we?

You throw me out when you want to use me and you take me in when you don't want to use me.

Who Am I?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different. How do you measure 45 minutes?

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

In the picture given below, can you find out which digit will take place of the question mark?

You need to arrange three 7 and mathematical symbols to form number 1?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?