You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

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?

It belongs to you, but other people use it more than you do. What is it?

As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

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

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

John was so frustrated to be the suspect of being a sleeper terrorist that he shoot himself right between the eyes with a revolver in his toilet. The revolver and the bullets were accurate. Minutes later John walks out of the toilet unharmed.
How can this be possible?

Outside a tattoo artist's shop, there was a signboard which read 'I make tattoos on only them who do not tattoo themselves'.

Reading it what do you think, does the tattoo artist tattoo himself?