How do you go from 98 to 720 using just one letter?

James ordered a fishing rod, priced at $3.56. Unfortunately, James is an Eskimo who lives in a very remote part of Greenland and the import rules forbid any package longer than 4 feet to be imported. The fishing rod was 4 feet and 1 inch, just a little too long, so how can the fishing rod be mailed to James without breaking the rules? Ideally James would like the fishing rod to arrive in one piece!

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

Which tank will fill first?

Name a key which is hardest to turn.

You were playing ping pong with your friend. Suddenly the ball fell into a narrow metal pipe that was imbedded in the concrete surface of the floor one foot deep. Now you don't have any other ball and you desperately want to take it out and play. You and your friend have your shoelaces, your tennis paddle and a plastic water bottle. However, the bottle cannot fit into the pipe.

How will you take the ball out?

What is so fragile that saying its name breaks it?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

You need to arrange three 7 and mathematical symbols to form number 1?