How many multiples? I'll give you the first 10
1- 5
2- 15
3- 25
4- 35
5- 45
6- 55
7- 65
8- 75
9- 85
10- 95
I don't actually know, im not smart, I'm just answering for the points
(d(5) -d(3))/(5 -3) = (350 -126)/2 = 112 . . . . . meters/second
112 m/s; it represents the average speed of the object between 3 seconds and 5 seconds
0.105 meters is the correct answer.