Correct Answer: 9 points
Explanation:
If A scores 120 points, then B scores 100 points and C scores 90 points.
When B scores 100 points, then C scores 90 points.
When B scores 90 points than C scores (90/100) x 90 points = 81 points
∴ B can give C, 9 points in a game of 90.
Discussion & Comments