The peacock is a bird that does not lay eggs. How do they get baby peacocks?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

Find out the number of circles in the given picture having Illusion

Can you write down eight eights so that they add up to one thousand?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?