Teresa is riding her bike. The distance she travels varies directly with the number of revolutions (turns) her wheels make.
See the graph below.
Distance
traveled
(feet)
32-
28-
244
20-
16-
12-
12 14 16
Number of revolutions
(a) How far does Teresa travel per revolution?
feet
(b) What is the slope of the graph?
0
808
EspaƱol
X
G