Part A:
Set Money He Gives To Charity As X, Money invest As Y.
Ratio Is 3:1:11
Means 7221 Hold 3 Pieces.
3:1:11 = 7221:x:y
Total Is 15 (3+1+11)(NEEDED TO SOLVE PART B)
7221/3=2403, 1 share is 2403.
2403 * 11=26433 (As He put 11/15 investing) ( That Much He invests)(15 In total)
PART B:
2403*15 = 36045
That's How Much He Won.