What is the Surname of Barbie Doll?

Different lights make me strange by changing me into different sizes. What am I?

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.

I left my campsite and hiked south for 3 miles. Then I turned east and hiked for 3 miles. I then turned north and hiked for 3 miles, at which time I came upon a bear inside my tent eating my food! What colour was the bear?

Find out the missing number in the picture attached:

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?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

Which alphabet is a part of our body?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?