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?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

Dwayne Johnson was running away with the loot from a heist in his car along with Vin Diesel. One tire was punctured and he dropped down to replace it. While changing the wheel, he dropped the four nuts that were holding the wheel and they fell into a drain. Vin Diesel gave him an idea using which they were able to drive till the rendezvous point.

What was the idea ?

A man is lying dead in a field where no one is around. His head is split open and his legs are disfigured. Near to him, there is an unopened package. No living organism can be found anywhere at the crime scene.

How did he die?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

I am quite hot but become too cold if you remove the first two letters. What am I?

You can see three almost identical images below. Can you spot the odd one out from them?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?