I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

People put me on the table and cut me but do not eat me. What am I?

What is the word or phrase?

Can you name an animal whose killing cannot be performed without spilling your own blood?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

What number divided by 4 is the same as that number minus 4?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

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?

There is a bag which have 21 blue balls and 23 red balls. You also have 22 red balls outside the bag. Randomly remove two balls from the bag. * If they are of different colors, put the blue one back in the bag. * If they are the same colour, take them out and put a red ball back in the bag. Repeat this until only one ball remains in the bag. What is the color of the sole ball left in the bag ?

A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
He collects a total of 324 coins.

Can you tell me how many number of 20-paisa and 25-paisa he got?