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

What is the fastest way to double your money?

Kareena is older than Katrina and younger than Karishma. Isabelle is younger than Bipasha and Karishma. Bipasha is older than Karishma. If Kareena and Isabelle are the same age, who's the youngest?

What is the riddle which can be asked all day with a different correct answer each time.

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

You need to move three matchsticks to form three squares. Can you do it?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

The following "Brain Bat" means Slow Down.
S
L
O
W

Using the same logic, can you tell us what does the following Brain Bat means ?
E
V
I
G

Can you spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.