Can you fill the blank with the correct number?

6 30 870 756030 _____

Can you write down eight eights so that they add up to one thousand?

An inspection by the superintendent of St. Joseph School was scheduled on the next day. The class teacher Jenifer knew that he would be asking questions from her class and she would have to choose a pupil to answer. To offer a perfect impression over him, the teacher explained certain instructions to the students to maximise the chances of getting correct answer every time.

What did she say to the students?

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

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.