Asked by Oreo Chips

1.Suppose that the function f(x) = 5x + 3 represents the number of cars that drive by in x minutes. How many cars will drive by in 10 minutes?

a. 80
b. 53
c. 50
d. 35


2. Buses on your route runs every 8 minutes from 7:00am to 11:00am. You arrive at the bus stop at 8:19am. How long will you wait for a bus?

a. 1 minutes
b. 3 minutes
c. 7 minutes
d. 8 minutes


3. 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)}


4. The ordered pairs (1,3),(2,9),(3,27),(4,81)and (5,243)represents a function. What is a rule that represents this function.

a. y = x^3
b. y = 3x
c. y = 3^x
d. y = x + 2


5. The ordered pairs (1,8),(2,16),(3,24),(4,32)and (5,40)represents a function. What is a rule that represents this function.

a. y = x^8
b. y = 8^x
c. y = 8x
d. y = x + 8


6. Suppose yogurt is on sale for $0.50 a piece, and you have a coupon for $0.30 off your total purchase. Write a function rule for the cost of n yogurts. How much would 20 yogurts cost?

a. C(n) = 0.5n - 0.3; $9.70
b. C(n) = 0.3n - 0.5; $5.50
c. C(n) = 0.2n; $4.00
d. C(n) = 0.5n; $10.00


7. The function b(n) = 6n represents the number of light bulbs b(n) that are needed for n chandeliers. How many light bulbs are needed for 15 chandeliers.

a. 90
b. 2
c. 96
d. 80


8. Tell whether the sequences is arithmetic. If it is, what is the common difference? 2,7,13,20...

a. yes;5
b. yes;6
c. yes;2
d. no

Answered by Ms. Sue
Why did you post these questions without your answers???

Answered by Oreo Chips
I don't understand most of them. Are these correct?

b or c
a
c
c
b
c
a
d


Answered by Ms. Sue
If you don't understand them, where did you get the answers?

Why aren't the answers numbered like the questions?

Answered by Oreo Chips
My older sister just helped me with some. Are they they correct?
Answered by Ms. Sue
I don't know most of the answers. But it would help anyone who wants to check them if you numbered the answers to correspond with the questions.

Answered by lozer at math
hey need help on the connexuse unit test emergency pls help. its the lesson ten the test has 18 questions.
Answered by gucci king
ms sue go guck your self
Answered by Dawg
The first one is 53 ;)
Answered by The Impostor
Ms Sue nobody asked you to be here
Answered by Carlos Castaneda
Ms, Sue yo mf breath smells i can tell
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