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Final Review 7th Grade ACC Math S1

Total questions: 50

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

Find the value of the expression (-8.6) + 7.2

a)

-1.4

b)

1.4

c)

15.8

d)

-15.8

2.

The temperature one morning was -4.7 degrees and rose to 11.6 degrees that night. Find the change in the temperatures.

a)

6.9 degrees

b)

-6.9 degrees

c)

16.3 degrees

d)

-16.3 degrees

3.

The bottom of a pylon is 3½ yards below the ground. The top of the pylon is 2¼ yards above the ground. How tall is the pylon? (Remember: We want the entire length of the pylon, not just the difference.)

a)

1¼ yards

b)

-1¼ yards

c)

5¾ yards

d)

-5¾ yards

4.

A researcher in a personal submarine begins at the surface of the ocean. The submarine descends 20.6 meters and then ascends 5 7/10 meters. What is the depth of the personal submarine?

a)

-26.3 meters

b)

-14.9 meters

c)

14.9 meters

d)

26.3 meters

5.
Sarah earns $20 a day working after school. She spent 30% of her daily earnings on Monday. How much money did she spend on Monday?
a)
$1.40
b)
$6
c)
$0.60
d)
$14
6.

The bill amount is $6.68.

What would the tip be if you left 23%?

a)

$4.22

b)

$5.91

c)

$1.54

d)

$0.52

7.
The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter? 
a)
35%
b)
25%
c)
30%
d)
20%
8.

Mrs. Ciampa had 27 students in her class last year and this year she had 30 students in her math class. What is the percent change rounded to the nearest percent?

a)

24%

b)

20%

c)

11%

d)

50%

9.

What is the 15% discount on this stove?

a)

49.85

b)

59.85

c)

69.85

d)

79.85

10.
Sally got 22 questions wrong on her quiz that had 40 questions on it. What is the percentage of the questions she got wrong?
a)
45%
b)
55%
c)
32%
d)
95%
11.
Greg took a test.  Out of 12 questions, he answered only nine correctly.  What percent of the questions did he score correctly?
a)
75%
b)
50%
c)
80%
d)
85%
12.
In a class of 30 kids, 3 forgot to get their report cards signed. What percent is that?
a)
3%
b)
30%
c)
10%
d)
70%
13.
If the scale factor is less than one, the new figure will be
a)
an enlargement
b)
a reduction
c)
a scale factor
d)
bigger
14.
What is the scale factor from ΔDEF to ΔABC?
a)
1/2
b)
7/3
c)
2
d)
10/3
15.
The distance between two cities on a map is 4.125 inches.  Find the actual distance if the scale on the map is 2 inches = 40 miles.
a)
165 miles
b)
50 miles
c)
82.5 miles
d)
41.25 miles
16.
The distance between two cities on a map is 4.125 inches.  Find the actual distance if the scale on the map is 2 inches = 40 miles.
a)
165 miles
b)
50 miles
c)
82.5 miles
d)
41.25 miles
17.
The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?
a)
12 feet
b)
16 feet 
c)
10 feet
d)
4 feet
18.
Find the slope:
a)
3/4
b)
4/3
c)
-3/4
d)
-4/3
19.

Find the slope

a)

-5/3

b)

-3/5

c)

5/3

d)

3/5

20.

What is the slope for the equation

y=x+5y=x+5  ?

a)

5

b)

1

c)

0

d)

-5

21.

The slopes of parallel lines are...

a)

the same

b)

opposite

c)

always different

22.
Find the slope of the line that passes through:
(6,7) and (4,2)
a)
2/5
b)
-5/2
c)
5/2
d)
-1/2
23.
Find the slope of the line that passes through: 
(2, 4) and (6, 12)
a)
1/2
b)
-1/2
c)
2
d)
-2
24.

What is the slope represented in the table?

a)

slope: 12\frac{1}{2}

b)

slope: 22

c)

slope: −12-\frac{1}{2}

d)

slope: −2-2

25.
What is the constant of proportionality?
a)
$3
b)
$4
c)
$2
d)
$9
26.
Which company shows a greater slope?
a)
Water's Edge Rafts
b)
Ryan's Rafts
27.
What is the slope of the line pictured?
a)
2/3
b)
-2/3
c)
3/2
d)
-3/2
28.
What is the slope of the line pictured?
a)
0
b)
Undefined
c)
3
d)
1/3
29.
What is the slope in the equation y=2x + 3?
a)
2
b)
3
c)
5
d)
Cannot be Determined 
30.
What does 'b" represent in y=mx+b
a)
y-intercept
b)
macaroni
c)
nothing
d)
slope
31.
What is the slope in the picture?
a)
Positive
b)
Negative
c)
Zero
d)
Undefined
32.
Find the y-intercept of the line that passes through the given point and has the given slope:
 (-2, -1); m= -3
a)
b = -6
b)
b = -7
c)
b = 6
d)
b = 7
33.
Write an equation  
m = 5 through (-1, -3)
a)
y = 5x + 2
b)
y = -5x - 5
c)
y = -5x + 2
d)
y = 2x - 5
34.
 Write the equation of the line that passes through the points (0, -5) and (4, 3)
a)
y=2x-5
b)
y=1/2x-5
c)
y=2x+5
d)
y=1/2x+5
35.
Which is the graph of y= -x + 2? 
a)
A
b)
B
c)
C
d)
D
36.

Write the equation of the graph.

a)

y = 6/5x + 2

b)

y = -6/5x + 2

c)

y = 5/6x + 2

d)

y = -5/6x + 2

37.

What is the slope? Be sure to simplify if possible.

(a)  

38.
3y+4y+6=20
a)
y=2
b)
y=-2
c)
y=4
d)
y=3
39.

12+5w=15+4w

a)

w=1

b)

w=3

c)

w=5

d)

w=4

40.
What is the first step to solve this equation:
11 - 3x = 44
a)
Add 3 to both sides
b)
Subtract 11 from both sides
c)
Add 11 to both sides
d)
Divide 3 on both sides.
41.
Solve: 5x - 14 = 8x + 4
a)
6
b)
-6
c)
-18/13
d)
10/3
42.
3x + 2(4x - 4) = 3
a)
4
b)
3
c)
2
d)
1
43.

How many solutions would this system of equations have?

9y+8=9y-8

a)

No Solution

b)

One Solution

c)

Infinite Solution

44.

How many solutions would this system of equations have?

-10y-6 = -10y-6

a)

No Solution

b)

One Solution

c)

Infinite Solutions

45.
-4x + 14 ≤ 54
a)
x ≥ - 10
b)
x ≤ -10
c)
x ≥ 17
d)
x ≤ 10
46.
6(n + 2) < -72
a)
n < -14
b)
n < 35/3
c)
n < -10
d)
n > -14
47.
6x + 10 > 5x - 12
a)
x > 2
b)
x < -2
c)
x < -22
d)
x > -22
48.
4 - 9x ≤ 40
a)
x ≥ 4
b)
x ≤ 4
c)
x ≥ -4
d)
x ≤ -4
49.
10 < 3x + 19
a)
x < 3
b)
x > 9.6666...
c)
x < -3
d)
x > -3
50.
4(2a + 3) < 3(a - 1)
a)
a < -3
b)
a > -3
c)
a < 3
d)
a > 3