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?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

It has five wheels, though often think four, You cannot use it without that one more, You can put things in it, you can strap things on top, You can't find it in the market, but you can still go shop. What is it?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

Can you decipher the two rows to find the hidden word?

Can you replace the question mark with the correct number in the below table sequence?

What goes up but never comes down?

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

Take away the whole and some still remain. What is it?