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Introduction to Functions: Unit Test
Please Help!

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? {(-1,1),(0,0),(1,2)}
a. {-1,0,1}
b. {-1,0,1,2}
c. {0,1,2}
d. {(-1,1),(0,0),(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

Introduction to Functions Unit Test Please Help 1 Buses on your route run every 8 minutes from 700 am to 1100 am you arrive at the bus stop at 819 am How long w class=
Introduction to Functions Unit Test Please Help 1 Buses on your route run every 8 minutes from 700 am to 1100 am you arrive at the bus stop at 819 am How long w class=
Introduction to Functions Unit Test Please Help 1 Buses on your route run every 8 minutes from 700 am to 1100 am you arrive at the bus stop at 819 am How long w class=
Introduction to Functions Unit Test Please Help 1 Buses on your route run every 8 minutes from 700 am to 1100 am you arrive at the bus stop at 819 am How long w class=

Respuesta :

sarraelghoul62
multiples of 8 that are less than 60: 8,16,24,32,40,48,56,
so the 8th run is at 8.4 am ; the 10th run is at 8.20 so u only have to wait a minute.
2-I suppose it's the third answer.
3-we can't know how many cars drive by in x minutes without knowing the value of x!



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