Answer:
read the answer through and collect all the information you can
The equation used would be:
4m + 2 = 30
where the answer would be 7.
We are to select 2 people to sit in first row from 6.
This is a problem of Combinations. We are find permutation of 6 people taken 2 at a time. This can be represented as 6C2.
So, the answer is option B
The Value Of S Is 100 or $1.00 or if you add it with the stamp collection then it'll be $6.55.