×
(
3
4
−
1
2
)
+
3
×
6
A.
19
B.
20
1
2
C.
24
D.
33

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?