Can you find out who is the kidnapper in below Picture and why, Explain ?

Solve the rebus riddle in the picture below.

Can you place three balls such that the equation shown in the picture holds true?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

Two friends were stuck in a cottage. They had nothing to do and thus they started playing cards. Suddenly the power went off and Friend 1 inverted the position of 15 cards in the normal deck of 52 cards and shuffled it. Now he asked Friend 2 to divide the cards into two piles (need not be equal) with equal number of cards facing up. The room was quite dark and Friend 2 could not see the cards. He thinks for a while and then divides the cards in two piles.

On checking, the count of cards facing up is same in both the piles. How could Friend 2 have done it ?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

What is the next shape from answers A, B, C, and D figure?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

Move four matchsticks to the below square to form three squares?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?