One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

Suppose that you are trapped on the surface of a frozen lake. The surface is so smooth and ideal that there is no friction at all. You cant make any grip on the ice and no wind is blowing to help you out. You have just a mobile phone with you which has got no reception disabling you to call for help.

How will you plan your escape before you freeze to death on the frozen lake?

Too much grey makes things difficult. However, your task here is to find the elephant hidden in the picture.

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

What has 13 hearts but no other organs?

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

Find the next number in the following series:
6, 14, 26, 98, __?

What is always in front of you but can’t be seen?

There is a place where if I stand up straight, I will still be considered sideways.