If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Solve the mathematical equation in the picture below.

What is the Surname of Barbie Doll?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

what does the below math rebus puzzle mean?

Which city is three-fifths chick two third cat and 50% goat?

Can you identify the Oscar-winning movie from the rebus below?

A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?

Spot what is wrong here in below Picture?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?