Inverse variation: y = k/x. Here x=7 and y=8. Thus,
y = k/x becomes 8 = k/7, or k=56. The const. of var. is 56.
Tony : d = 108m.....so Tony walks 108 meters per minute
Mark :
(10,1100),(20,2200)
slope = (2200 - 1100) / (20 - 10) = 1100/10 = 110 meters per minute
So Tony's walk speed is 2 meters per minute slower then Tony's walk speed
Answer:

Step-by-step explanation:
Answer:
1:3.5
sorry if I'm wrong I really know it but still serve them wrong
Step-by-step explanation: