There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

Can you fill the blank with the correct number?

6 30 870 756030 _____

What is harder to catch the faster you run?

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

Which is faster, Heat or Cold ? Explain.

What is at the end of a rainbow?

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

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

If eleven plus two equals one, what does nine plus five equal?