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

If you were to put a coin into an empty bottle and then insert a cork into the neck, how could you remove the coin without taking out the cork or breaking the bottle?

If your uncle’s sister is not your aunt, what relation is she to you?

Can you solve this picture maths equation?

The current time can be represented by below textual rebus.

0
=========
B.Sc
LLB

Can you tell us the current time?

If 21x = 79x, what is the value of x?

John's five friends Rachel, Jacob, Phoebe, Joey and Chandler live on the same road.

Rachel lives in the house: A, Jacob lives in the house: B, Phoebe lives in the house: C, Joey lives in the house:D, Chandler lives in the house: E

Mathematically
B*C*D = 1260
B + C + D = 2E
2A = E

The road numbers run from 2 to 222.

Can you tell me the house number of each of John's friends?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?