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

Solve the mathematical equation in the picture below.

John was drowned by he was not wet. How?

Buy me, smell me or deliver me, I do not change.

Who am I?

What can you deduce from the following BrainBat?

CRY
LMKI

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?

You need to move three matchsticks to form three squares. Can you do it?

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

What is the coolest letter in the alphabet?