find the average rate at which each person travels during the first three hours.explain.?

Question

cycling time(hours) : 1 2 3
distance (miles): jose:0,5,10,15
mario:0,7,14,21
melanie:0,9,18,27

Answer 1

for the first hour:
Jose travels 5 miles
Mario travels 7 miles
Melanie travels 9 miles

for the second hour:
Jose travels 10 miles
Mario travels 14 miles
Melanie travels 18 miles

Jose (1,5) and (2, 10) are your points
(10 - 5)/(2-1) = 5 mph
Mario (1, 7) and (2, 14)
(14-7)/(2-1) = 7 mph
Melanie (1,9) and (2, 18)
(18-9)/(2-1) = 9 mph

ANSWERS
Jose
5 mph
Mario
7 mph
Melanie
9 mph