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MTH 020 PRE-ALGEBRA
PRACTICE FINAL EXAM
Revised 09/2013
3.2 18.752
1.
Divide:
2.
Round 9,767 to the nearest thousand.
3.
Write “sixty thousand, two hundred one” using digits.
4.
Give the exponential form for:
5.
Write the prime factorization of 48.
6.
Find N , where:
7.
Simplify: 7  3  2  4  (23)
8.
Reduce completely:
9.
Which is the larger fraction,
10.
1
1
 
3
4
11.
9
12.
7
4
 
8
5
6  6  6  6  7  7.
5
N

16
48
56
72
4
5
or
?
7
8
1
1
 2 
2
4
13.
Convert 2 meters to inches, if 1 meter = 3.28 feet. (Approximate your answer to
hundredths place.)
14.
Convert 12 decimeters to millimeters.
15.
7
16.
8.4  0.09 
17.
(0.2) (8) (8.2) =
18.
96.6  0.3 
19.
Write
3
7
 5 =
4
8
5
as a decimal.
8
20.
16  0 
21.
Simplify:
22.
Write 4.8 as a mixed number in reduced form.
23.
Write
24.
Write 45% in simplest fraction form.
25.
Write 6.5% in decimal form.
26.
Find the cost of 5
27.
A baseball player gets 8 hits in the first 18 games of the season. If he continues at the
same rate, how many hits will he get in 45 games?
28.
A manufacturer knows that, during an average production run, out of every 100 parts
produced by a certain machine, 6 will be defective. If the machine produces 750 parts,
how many can be expected to be defective?
29.
20 is what percent of 50?
30.
The cost of apples has gone from $0.59 per pound to $0.89 per pound. What percent has
the price increased? Round your answer to the nearest whole percent.
31.
Which is less, 5% of 4.8 or 0.3% of 60?
32.
12 – (–4) =
33.
 8
34.
(6  2)2  (4  2) 2 =
35.
9 + (–9) = (–9) +9 illustrates what number property?
36.
Find the area of a square with sides of 2
37.
64 in. = _____ ft.
38.
Find the perimeter of a rectangle with length 36 ft. and width 24 ft.
39.
Find:
40.
Add the following: 648 + 327 + 9476 + 8097
41.
Subtract the following: 4,256 – 3,792
2
25
5

36
9
1
as a percent.
8
3
pounds of fresh fish at $4.99 per pound.
4
=
1
inches.
2
81
42.
Find the least common multiple of: 4, 8, 12, and 20
43.
Subtract:
44.
Find the place value of the digit 2 in the number: 7,827,564
45.
Add: 9.6 + 25.408 + 729.314
46.
Find 48% of 900.
47.
31 is 16% of what number?
48.
850 is what percent of 3400?
49.
Convert 2.6 kilograms to milligrams.
50.
Solve: 3.07 + x = 5.02
51.
Solve the equation:
52.
Find the value of
53.
Find the circumference of a circle whose radius is 8.5 meters.
54.
Find the cost per ounce of an 8 ounce box of cereal which sells for $1.44.
55.
Write 3
56.
Write
57.
Write the following using digits:
9 1

10 3
3
7
 x 
5
8
3x  2 y
given the following: x  4 , y  2 .
3
3
as an improper fraction.
8
35
as a mixed number.
6
three million, forty-seven thousand, twenty-two
5
9
7
 5
15
12
58.
Add:
59.
5 1
3 7




8 5
2 8
60.
(0.005)(0.0063) =
61.
Subtract:
12, 000

608
62.
Combine like terms: 3x + 2 + 8x – 9
63.
Solve the equation: –5.1 = 3x + 2.4
64.
A “30% off sale” begins today at Cindy’s Closet. What is the sale price of a woman’s
wool coat priced at $260?
65.
Find the perimeter and the area of the rectangle below.
3.7 ft.
12 ft.
66.
A fence is to be built around a 200 meter by 35 meter field. What is the perimeter of the
field? The fence wire will cost $1.80 per meter. What will the entire fence cost?
67.
Write the following in words: 470,720
68.
3
 1
  
4
 2
69.

3
 5
 

8
 12 
70.

21
 7
  
4
 8
71.
Simplify: 5x – 8 + 3(2x – 5)
72.
Simplify: 5(2x + 3y) + 2(x + y)
73.
The distance between 2 cities is 1911 km. Convert this to miles using the fact that
1 km = 0.62 miles. Round your answer to the nearest whole mile.
74.
Round 0.3460 to the nearest thousandth.
75.
The price of a textbook is $126.50. The sales tax rate is 8%.
a. What is the amount of the tax?
b. What is the total price?
76.
Write this sentence as a proportion:
6 is to 7 as 42 is to 49
77.
Find the area of a triangle if the base is 2.3 inches and the height is 5 inches.
Answers:
1.
5.86
27.
20 hits
2.
10,000
28.
45 parts
3.
60,201
29.
40%
4.
64  7 2
30.
51%
5.
24  3
31.
0.3% of 60
32.
16
33.
64
34.
35.
6.
15
7.
–10
8.
7
9
9.
5
8
55.
27
8
56.
5
57.
3,047,022
58.
18
4
59.
23
16
Commutative
60.
0.0000315
property
61.
11,392
62.
11x – 7
1
sq. in.
4
5
6
1
45
36.
6
63.
x = –2.5
37.
1
5
3
64.
$182
38.
120 ft.
65.
perimeter is 31.4 ft.
area is 44.4 sq. ft.
66.
perimeter is 470 m
cost of fence is $846
67.
four hundred seventy
10.
1
12
11.
3
21
8
12.
67
40
39.
9
40.
18,548
13.
78.72
41.
464
14.
1200 millimeters
42.
120
15.
7
1
8
43.
17
30
16.
8.31
44.
ten thousands
17.
13.12
45.
764.322
18.
322
46.
19.
0.625
20.
thousand, seven
hundred twenty
68.
5
4
432
69.

47.
193.75
70.
6
undefined
48.
25%
71.
11x – 23
21.
5
4
49.
2,600,000 mg
72.
12x + 17y
50.
x = 1.95
73.
1185 miles
22.
4
4
5
51.
x=
11
40
74.
0.346
23.
12.5%
75.
52.
$10.12
$136.62
24.
9
20
16

3
53.
53.38 meters
76.
6
42

7
49
54.
$0.18
77.
5.75 square inches
25.
0.065
26.
$28.69
19
24