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?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

Two trains start at the same time, one from Bangalore to Mysore and the other from Mysore to Bangalore. if they arrive at their destinations one hour and four hours respectively after passing one another, how much faster is one train running than the other?

Spot what is wrong here in below Picture?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

What is so fragile that saying its name breaks it?