What does below rebus means ?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

What can you hold in your right hand, but never in your left hand?

Today is a very icy and cold morning in Newcastle. Mr Shearer, an office bus driver arrived to pick up the employees from the last stop. Shearer suddenly remembers that he needs to pick a newly joined 4miles to the north. Mr Shearer lost his direction compass, a few minutes later Shearer is able to figure that he is moving in the correct direction i.e. north. How did Shearer know that he is moving in the correct direction?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

How can you take 2 from 5 and leave 4?

A generous owner of a company decided to give a bonus of $45 to every man and $60 to every woman on his birthday. But only one-ninth of the men and one-twelfth of the women were present to take the bonus.

Can you calculate the amount of money the owner spent if there were 3552 employees?

What does this rebus means ?

PROG WORKRESS

There is something which you can be arrested for attempting but not for successfully completing.

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?