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

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

Our product and our sum always give the same answer. Who are we?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

When 99 is considered higher than 100?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211