John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

What time is it when an elephant sits on a fence?

What is the largest number you can write with just 3 digits?

Can you find the mistake in the below statement?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

How is the moon similar to a dollar?

There was once a troop of 5 elves. The 5 elves were very dedicated on finding the magical treasure of 1000 coins. However, being elves, they were super geniuses, very greedy and they did not hesitate in taking lives of other elves. The 5 elves were named Aye, Bee, Cee, Dee and Ee, ranked from high to low respectively, from Aye to Ee. One fine day, their efforts brought results and they found 1000 coins. Now they had to split it in between them as per their ranks. The lowest ranked elf has to make the proposal. If the proposal is accepted by majority, it is agreed, or the suggesting elf is killed.

What proposal should elf Ee make ?

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?