1.Suppose that the function f(x) = 7x + 2 represents the number of cars that drive by in x minutes. How many cars will drive by in 10 minutes?

Question

a. 27
b. 70**
c. 72
d. 90

2. Buses on your route runs every 11 minutes from 7:00am to 11:00am. You arrive at the bus stop at 8:18am. How long will you wait for a bus?

a. 1
b. 4
c. 7**
d. 10

Answer 1

1. 7(10)+2=72 c

2. idk

Answer 2

#2
buses arrive at :
7:00, 7:11, 7:22, 7:33, 7:44, 7:55, 8:06, 8:17, 8:28
Ahhh you just missed the 8:17, so ......

d) 8:28 - 8:18 = 0:10