10 is a good number because is what adds to 100 and the number 100 is lucky. This is what i think.
Where is 'm?' Why is m used in your question.
1:4
The pattern in the number sequence is that every number is 4 times larger than the one before it. In ratio form, 1:4 would be the representation of the pattern.
3 > x
3 is greater than or equal to x
About 102 estimate the is the Anwer 102
