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

Student A: The equation y = 13x represents the amount of money raised (y) for walking (x) miles.

Student B: $36 is raised after walking 3 miles.

Student C:

Miles Walked 4 5
Money Raised $52 $65


Determine which student raised the least amount of money after walking 7 miles.
Student A
Student B
Student C
All three students raised the same amount of money after walking 7 miles.