Replace the question mark with the correct number.
In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?
The more of this there is, the less you see. What is it?
How is a fly different from a mosquito?
John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?
Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?
You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?
If EELS + MARK + BEST + WARY = EASY What does HELP + BARK + WARD + LEAD equal?
What has 13 hearts but no other organs?
A bomb exploded in a room full of married couples and no one died. How?
Can you solve the below tricky visual equation?
The inventor of the Rubik’s Cube didn’t realize he’d built a puzzle until he scrambled it the first time and tried to restore it.