Can you find out the missing number in the grid?

Why are televisions attracted to people?

I am thinking of a five-digit number such that:
The first and last digits are the same, their submission is an even number and multiplication is an odd number and is equal to the fourth number. Subtract five from it and we obtain the second number. Then divide into exact halves and we get the 3rd number.

What number I am thinking of?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

A Miser man decided to go on a vacation for a month. He goes to the bank and asks for a trip loan of $500. The bank officer asks the man that the loan can only be approved when he mortgage some valuable thing at the bank. Miser man mortgages his only car whose worth was a whopping $80000. The Bank officer laughed at him and approve the loan instantly. After vacation when the miser man returns, the bank officer asked him "Are you an idiot, why is your mortgage such an expensive car for such a short loan?".

Miser man replied with some reason and the bank officer agreed that the miser man is actually not an idiot.

What did miser man reply to the bank loan officer?.

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?