There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

A charming young lady was approached by a kind looking old woman in a restaurant. The old woman said to her, 'You look exactly like my younger daughter. Sadly she passed away a couple of months back. Could you do me a favor and say 'Goodbye, mother' with a kind smile on your face when I leave?

The young lady agreed for the same and said, 'Goodbye, mother' when the old woman left. Soon after, she got the most disengaging shock of her life.

Can you guess what the shock was?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?

Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?