When we see 2 but call 10?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?

What does below Rebus mean ?

esgg sgeg gegs gsge

The more of this there is, the less you see. What is it?

A girl rode into a tourist spot out of the city on Thursday. She loved the place and decided to stay for a few days. She stayed for four days and then she left for back home on Thursday.

How can this be possible?

Who can jump higher than a Mountain?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?