I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?

There are hundred red gems and hundred blue gems. The blue gems are priceless while the red gems equal wastage. You have two sacks one labeled Heads and the other Tails. You have to distribute the gems as you want in the two sacks. Then a coin will be flipped and you will be asked to pick up a gem randomly from the corresponding sacks.

How will you distribute the gems between the sacks so that the odds of picking a Blue gem are maximum?

Complete the table series riddle by finding the number that can replace "??".

Identify the 10 differences between the two given pictures.

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

You can hear me, but you can't touch or see me.

What am I?