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

O T T F F S S ?

You are playing a game with your friend Jack. There are digits from 1 to 9. You both will take turn erasing one digit and adding it to your score. The first one to score 15 points will win the game.

Would you want to play first or second?

PS: The sum should be exactly 15.

Whats the next number in the below number sequence pattern.

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Can you tell a 3D object that has just two surfaces?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

There are hundred red gems and hundred blue gems. The blue gems are priceless while the red gems equal wastage. You have two sacks one labeled Heads and the other Tails. You have to distribute the gems as you want in the two sacks. Then a coin will be flipped and you will be asked to pick up a gem randomly from the corresponding sacks.

How will you distribute the gems between the sacks so that the odds of picking a Blue gem are maximum?

There were five men at church, and it started raining while they were outside. The four that ran still got wet, but the one that was still stayed completely dry. Why did he stay dry?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1