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

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Why 1729 is a magic number? Answer Logically.

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

Which number should replace the question mark?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

The more of this there is, the less you see. What is it?