Can you fill the blank with the correct number?

6 30 870 756030 _____

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Make a sentence consisting of three words that have the whole alphabet.

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Known by all without exception, Forever here, for your protection, Sometimes strong, sometimes weak, Right after the night I come - hot and chic. And while millions of miles away, I always get to you, I find my way. No life around could do without me, Can you guess what I might be?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

Can you solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?