People make me, save me, change me, raise me. What am I?

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

How Come ??

I have an eye but still cannot see.

Who am I?

Can you find the thief by just looking at the picture below?

At a bar, three friends, Mr Green, Mr Red and Mr Blue, were having a drink. One man was wearing a red suit; one a green suit; and the other a blue suit. 'Have you noticed,' said the man in the blue suit, 'that although our suits have colours corresponding to our names, not one of us is wearing a suit that matches our own names?' Mr Red looked at the other two and said, 'You're absolutely correct. What colour suit is each man wearing?

What common phrase is represented by the below lines

Easy going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Medium going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Tough going:
Weak, 'I can't do it, I'm staying!'
Tough, 'Let's get going.'

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?