Can you count the number of lines in the below picture?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

Using eight eights and addition only, can you make 1000?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

What came first, the chicken or the egg?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.