Who is that with a neck and no head, two arms and no hands? What is it?

I look at you, you look at me I raise my right, you raise your left. What am I?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

I am sometimes honest
Sometimes dishonest
I can be sweet and also bitter
I can hurt you real bad and
also make u smile and blush ☺️
What am I?

There was a strange boy who was born before his father. How can this be possible?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

I look at you, you look at me, I raise my right, you raise your left. What am I?

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 ?