Can you find out the remainder when 3^300 is divided by 5?

If eleven plus two equals one, what does nine plus five equal?

Why despite killing dozens of people Charley and Wilma were not punished?

You can see it everyday, But cannot touch it at will. What is it?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

Before the start of the car race, John and Jacob have the same amount of fuel in their car. With this fuel, John can drive for 4 hours while Jacob can drive five hours.
After a time they realize that the amount of fuel left in John's car is 1/4th of the fuel in Jacob's.

For how long they are racing?

There is a certain crime, that if it is attempted, is punishable, but if it is committed, is not punishable. What is the crime?

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?

Can you solve the below rebus?

Can you solve the rebus below?