What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

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

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

John's five friends Rachel, Jacob, Phoebe, Joey and Chandler live on the same road.

Rachel lives in the house: A, Jacob lives in the house: B, Phoebe lives in the house: C, Joey lives in the house:D, Chandler lives in the house: E

Mathematically
B*C*D = 1260
B + C + D = 2E
2A = E

The road numbers run from 2 to 222.

Can you tell me the house number of each of John's friends?

The Puzzle: Here is a famous prize problem that Sam Loyd issued in 1882, offering $1000 as a prize for the best answer showing how to arrange the seven figures and the eight 'dots' .4.5.6.7.8.9.0. which would add up to 82

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?