Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

I don't get anymore wetter, no matter how much rain falls on me.

During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.

How many bounces do you think the ball will make before it comes to a stop ?

How do you go from 98 to 720 using just one letter?

What can go up a chimney down, but can’t go down a chimney up?

You’ll find me on Mercury, Earth, Mars, Jupiter, Saturn, and Uranus. But never Neptune, or Venus. What am I?

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

Given below is simple addition with a defined pattern pattern:
7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

Can you analyze the pattern and find out the answer for:

4 + 9 = ?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?