Three students are participating in a walkathon. The data for each student is shown.

Student A: The equation y = 15x represents the amount of money raised (y) for walking (x) miles.

Student B: $45 is raised after walking 3 miles.

Student C:

Miles Walked 5 7
Money Raised $75 $105


Determine which student raised the least amount of money after walking 6 miles.


Student A
Student B
Student C
All three students raised the same amount of money after walking 6 miles.