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

O T T F F S S ?

What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

Two fathers and two sons decided to go to a shop and buy some sweets upon reaching. Each of them bought 1 kg of sweet. All of them returned home after some time and found out that they had 3kg of sweets with them.

They did not eat the sweets in the way, nor threw or lose anything. Then, how can this be possible?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

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

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

I make two people out of one. What am I?

Which alphabet is a part of our body?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?