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WorksheetsChapter 3 Review
Total questions: 27
Worksheet time: 41mins
Name
Class
Date
1.
In the Auditorium, the first row can seat 25 people, the second can seat 28, the third can seat 31 and so on. How many people can sit in the 17th row?
a)
73
b)
76
c)
428
d)
425
2.
Which is the graph of y= -x + 2?
a)
A
b)
B
c)
C
d)
D
3.
Which of the following are written in standard form?
a)
y=3x-5
b)
3x+16=5y
c)
2/3 x + 9/13 y = 21
d)
5x+7y=-12
4.
What is the x- intercept of the graph of 3x+4y=24
a)
12
b)
8
c)
-12
d)
-8
5.
What is the y-intercept of the graph of 3x+4y=24
a)
-6
b)
6
c)
15
d)
-15
6.
Write in standard form.
2x - 8 = -3y + 2
2x - 8 = -3y + 2
a)
2x + 3y = 10
b)
2x - 3y = 10
c)
2x + 3y = -6
d)
2x - 3y = -6
7.
Write an equation in Standard Form.
A store sells t-shirts for $12 each and sweatshirts for $15 each. You plan to spend $120 on t-shirts and sweatshirts.
A store sells t-shirts for $12 each and sweatshirts for $15 each. You plan to spend $120 on t-shirts and sweatshirts.
a)
2x + 5y = 120
b)
12x + 15y = 120
c)
12 + 15y = 2x
d)
12x + 15 = 120
8.
What is the y-intercept
a)
(2,0)
b)
(0,2)
c)
(0,-2)
d)
there is no y-intercept
9.
Which equation is being represented by this line?
a)
y = -1x + 2
b)
y = 1/2x + 2
c)
y = 3x -4
d)
y = -3x +2
10.
Find the slope of the line that passes through the points (2, 4) and (6, 12)
a)
1/2
b)
-1/2
c)
2
d)
-2
11.
Find the slope of the line that passes through
(10, 1) and (5, 2)
(10, 1) and (5, 2)
a)
1/5
b)
-1/5
c)
5
d)
-5
12.
Which of the following are ways to find the rate of change?
a)
change in y over change in x
b)
rise over run
c)
subtract y coordinates over subtract x coordinates
d)
all of the above
13.
At 0 seconds, Mrs. Taylor was 10 feet off the ground. At 5 seconds, she was 20 feet off the ground. What is her rate in feet per second?
a)
10 feet per second
b)
5 feet per second
c)
2 feet per second
d)
6 feet per second
14.
A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change?
a)
200
b)
150
c)
300
d)
75
15.
y varies directly with x, and y is 84 when x is 16. What is the constant of proportionality?
a)
y = (21/4)x
b)
k= 21
c)
k= 5.25
d)
k= 4/21
16.
In a direct variation, y=39 when x=3. Find the value of y when x=2.
a)
26
b)
3
c)
58.5
d)
2
17.
Find the 22nd term of the following sequence:
5, 8, 11, ...
5, 8, 11, ...
a)
14
b)
68
c)
63
d)
71
18.
Create the explicit formula for the sequence:
2, 8, 14, ...
(Hint: Write your formula and then simplify it. Don't be thrown off by the letters and assume that 2 is the first term, not the zero.)
2, 8, 14, ...
(Hint: Write your formula and then simplify it. Don't be thrown off by the letters and assume that 2 is the first term, not the zero.)
a)
an=2+6n
b)
an=-6+6n
c)
an=6n-4
d)
an=4-6n
19.
Identify the common difference.
97, 86, 75, 64, ...
97, 86, 75, 64, ...
a)
8
b)
11
c)
-11
d)
-8
20.
The next two terms of the sequence 4,7,10,13 are ....
a)
16 and 19
b)
15 and 19
c)
16 and 18
d)
15 and 18
21.
Which line shows a proportional relationship between x and y?
a)
Line L
b)
Line M
22.
Which graph is non-proportional?
a)
A
b)
B
c)
C
d)
D
23.
Is this table proportional?
a)
Yes
b)
No
24.
You start out with $122. Every day, you buy a four dollar drink from Starbucks. How much money will you have left in your bank account in 16 days?
a)
58
b)
62
c)
64
d)
60
25.
Is the equation y=3+x2 linear?
a)
Yes
b)
No
26.
Is the equation y=3x+2 linear?
a)
Yes
b)
No
27.
Is the equation (1/2)x+2=y linear?
a)
yes
b)
no
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