You purchase a compact car for $22,000. The depreciation value after t years is given
by the function: V(t) = 22,000 - 1400t. Find the value of the car after three years.
A) $61,800
B) $26,200
C) $20,600
D) $17,800
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, $17,800
You own a car wash that charges $10 for each car that goes through. If you wash 50
cars a day, your revenue is $10×50=$500. If you only wash 20 cars a day, your revenue
is $10×20=$200.
Which variable is the independent variable?
A) Your company's revenue
B) The number of cars washed
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The number of cars washed
Given the function C(p)=20-p, which of these would be a coordinate on the graph?
A) (5, 15)
B) (5, 16)
C) (5, 18)
D) (5, 17)
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(5,15)
Which of these represents a function?
A) Input: A student's age; Output: The number of siblings a student has
B) Input: The amount of coffee consumed; Output: Level of intelligence
C) Input: A teacher's gender; Output: Subject he or she teaches
D) Input: The cost of an item; Output: The sales tax owed on the item
, Give this one a try later!
Input: The cost of an item; Output: The sales tax owed on the item
If you have already reached 2,000 people, how much more must you spend to reach
2,200 people? Review the following interactive graph to answer this question.
A) $200
B) Just $2 more.
C) You cannot reach 2,000 people.
D) $12
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Just $2 more.
Sales tax in your state is 7%.
Which function models the amount of sales tax, T, when you spend x dollars?
A) T(x)=0.07(x)
B) T(x)=7x
C) T(x)=0.07+x
D) T(x)=7+x
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T(x)=0.07(x)
In the lemonade example, what does R(5)=2.50 mean?
A) For 5 cups of lemonade, she needs 2.5 lemons.
B) If Zini buy 5 cups, then she will get 2.5 more for free.
by the function: V(t) = 22,000 - 1400t. Find the value of the car after three years.
A) $61,800
B) $26,200
C) $20,600
D) $17,800
Give this one a try later!
, $17,800
You own a car wash that charges $10 for each car that goes through. If you wash 50
cars a day, your revenue is $10×50=$500. If you only wash 20 cars a day, your revenue
is $10×20=$200.
Which variable is the independent variable?
A) Your company's revenue
B) The number of cars washed
Give this one a try later!
The number of cars washed
Given the function C(p)=20-p, which of these would be a coordinate on the graph?
A) (5, 15)
B) (5, 16)
C) (5, 18)
D) (5, 17)
Give this one a try later!
(5,15)
Which of these represents a function?
A) Input: A student's age; Output: The number of siblings a student has
B) Input: The amount of coffee consumed; Output: Level of intelligence
C) Input: A teacher's gender; Output: Subject he or she teaches
D) Input: The cost of an item; Output: The sales tax owed on the item
, Give this one a try later!
Input: The cost of an item; Output: The sales tax owed on the item
If you have already reached 2,000 people, how much more must you spend to reach
2,200 people? Review the following interactive graph to answer this question.
A) $200
B) Just $2 more.
C) You cannot reach 2,000 people.
D) $12
Give this one a try later!
Just $2 more.
Sales tax in your state is 7%.
Which function models the amount of sales tax, T, when you spend x dollars?
A) T(x)=0.07(x)
B) T(x)=7x
C) T(x)=0.07+x
D) T(x)=7+x
Give this one a try later!
T(x)=0.07(x)
In the lemonade example, what does R(5)=2.50 mean?
A) For 5 cups of lemonade, she needs 2.5 lemons.
B) If Zini buy 5 cups, then she will get 2.5 more for free.
