I’m tall when I’m young, and I’m short when I’m old. What am I?

A father's child, a mother's child, yet no one's son.

Who am I?

A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

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

Some friends went on a vacation to a resort. It was raining heavily and it kept raining for thirteen days.

When it rained in the morning, the afternoon was beautiful and when it rained in the afternoon, the day was blessed with a clear morning.

Overall, the friends experienced eleven nice mornings and twelve nice afternoons. Can you find out the number of days they spent on vacation?

Can you count the number of triangles in the given figure?

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.)

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

What has 88 keys?