Cristina was born in 1888. She just had her 30th birthday today how did that happen?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.

Which Travels Faster? Solve below famous picture riddle:

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?

Can you move 2 matchsticks to form four equal sized squares.

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

Decode this picture on T-Shirt and tell what it says ?

John has eleven friends. He has a bowl containing eleven apples. Now He wants to divide the eleven apples among his friends, in such a way that an apple should remain in his bowl.
How can He do it?