John was piloting a plane behind a car but was never able to overtake it. Why?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

We have arranged an array of numbers below. What you have to do is use any kind of mathematical symbol you know excluding any symbol that contains a number like cube root. You can use any amount of symbols but you have to come up with a valid equation for all of them.

0 0 0 = 6
1 1 1 = 6
2 + 2 + 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?