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?

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

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

Two friends decide to get together; so they start riding bikes towards each other. They plan to meet halfway. Each is riding at 6 MPH. They live 36 miles apart. One of them has a pet carrier pigeon and it starts flying the instant the friends start traveling. The pigeon flies back and forth at 18 MPH between the 2 friends until the friends meet.

How many miles does the pigeon travel?

What is the end of everything?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

I add 5 to 9 and get 2. The answer is correct, so what am I?

Forwards I am heavy, backward I am not. What am I?

Can you solve below mathematical equation?

2^1234 - 2^1233