What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

I look at you, you look at me I raise my right, you raise your left. What am I?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

If six children and two dogs were under an umbrella, how come none of them got wet?

How can a man go eight days without sleep?

Can you spot the man between the coffee bean in the picture below ?

Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

I know a nine-letter word having only one vowel.
Do you ?