If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

Which number should replace the question mark?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

John and his team plan to rob a safe. They got just one chance to break the code else the local police will be informed. Below are clues:
A) Exactly one number is perfectly placed: 9 8 1
B) Everything is incorrect: 9 2 4
C) Two numbers are part of the code of the safe but are wrongly placed: 0 9 3
D) One number is part of the code of the safe but is wrongly placed: 1 4 7
E) One number is part of the code of the safe but is wrongly placed: 7 8 3