As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

Can you start the fire using two pieces of wood?

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?

What goes up but never comes down?

The host of a game show offers the guest a choice of three doors. Behind one is an expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

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

Two brothers were watching a horror film on video late one night. One brother dozed off and dreamed that he was being chased by the crazy man from the movie, who was trying to kill him. In the dream, he hid in a cupboard. There was no sound except his heart pounding, and he had no idea where his crazed captor was. He was terrified! At that moment, the video finished, and his brother put his hand on the shoulder of his sleeping sibling to wake him. The shock at that tense moment was enough that the sleeping brother suffered a massive heart attack and died instantly. True or false?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

Which is heavier: a ton of bricks or a ton of feathers?