Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

What is so fragile that saying its name breaks it?

Which famous Hollywood movie name is hidden in the below rebus?

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

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

The below mentioned letters have been placed in a order using a logic.

DEAD, BALL, FEAR, SHOP

Can you find the logic?

People make me, save me, change me, raise me. What am I?