Why is 6 afraid of 7?

Chef Andrea has to light the kitchen stoves to open her restaurant for the day. There are three stoves in the kitchen: A glass stove, a brick stove, and a wood stove. She only has one match. Which does she light up first?

What does this rebus riddle means ?

How many times can you subtract the number 5 from 25?

What happened when the wheel was invented?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

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.

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

How Come ??

What do you get if you add 2 to 100 four times?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?