I am 5 letters long.
My first two tell you who I am
My first 3 could be a medicine
My last three reversed could be a young boy.
My 4th, 3rd and 2nd in that order could be a fruit drink.
If you have me you may hang me round your neck
WHAT AM I ?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

Can you decipher the two rows to find the hidden word?

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

Alex is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Alex survive the fire? (There are no buckets or any other means to put out the fire)

Move four matchsticks to the below square to form three squares?