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

What has a ring but no finger?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

To attend world science seminar, A famous chemist from Mexico visit
London. In the lab, the scientist was killed and his six assistants were under suspicion of killing the chemist.
Name of six assistants: Austin, Wayne, Dege, Oscaru, Lingard, and Rojo.
He left a note "76-20-44 79-16-22-7"

A local detective Jack was called to solve the case,

After reading the note, Jack instantly asked the police to arrest the murderers.

Who are the murderers?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

What does this mean?

CCCCCCC

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

What number do you get when you multiply all of the numbers on a telephone's number pad?