Introduction to functions: unit test
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1. buses on your route run every 8 minutes from 7: 00 am to 11: 00 am, you arrive at the bus stop at 8: 19 am. how long will you wait for a bus?
a. 1 min
b. 3 min
c. 7 min
d. 8 min

2. what is the domain of the function? {(-1,,,2)}
a. {-1,0,1}
b. {-1,0,1,2}
c. {0,1,2}
d. {(-1,,,2)}

3. suppose that the function f(x)= 6x + 4 represents the number of cars that drive by in x minutes. how many cars will drive by in x minutes?
a. 60
b. 100
c. 46
d. 64