So, do get the answer, you have to find out who got more of the votes, either Carl Green or Maria Lewis. Once you have found out who has more votes, you take the bigger number and subtract the smaller number from it. If you get a negative number, or a number below 0, you have unfortunately have the wrong answer for the problem
C(15, 7)
(15 * 14 * 13 * 12 * 11 * 10 * 9)/(7 * 6 * 5 * 4 * 3 * 2 * 1) = 6435 groups
The answer is 42+26=68 I just guessed and checked
i believe these are the answers:
1. b
2. a