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

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

What does this simple rebus mean?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

Prove that the below maths equation is true.

8 + 8 = 91

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

What goes through cities and fields, but never moves?