John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

In a chess board, the queen piece can move horizontally, vertically and diagonally freely. The picture represents the same.Can you place 8 queens on the board in a manner that none of the queens can attack each other?

If you say my name, I will no longer exist. What am I?

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 ?

Solve the mathematical equation in the picture below.

I can write cow in 13 letters.

Can You?

Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???

What type of tree can I carry in my hand?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?