Question

leah and toni are both training for a biking race. for each person, the relationship between elapsed time and distance traveled is proportional. who bikes more miles per hour? how many more miles does that person bike per hour? you just found the rates of change, or the number of miles biked per hour, for toni and leah. who bikes more miles per hour? how many more miles does that person bike per hour? tonis biking y = 15x toni bikes 15 miles per hour. leahs biking | elapsed time (hr) | distance traveled (mi) | | 2 | 24 | | 3 | 36 | | 4 | 48 | | 6 | 72 | leah bikes 12 miles per hour. dropdown bikes box more miles per hour than dropdown

Explanation:

Step1: Compare the two speeds

Toni's speed: $15$ mph; Leah's speed: $12$ mph. Since $15>12$, Toni is faster.

Step2: Calculate speed difference

Subtract Leah's speed from Toni's speed.
$15 - 12 = 3$

Answer:

Toni bikes 3 more miles per hour than Leah.