WorksheetsClass Work 11.13.18
Total questions: 180
Worksheet time: 7hrs 46mins
Name
Class
Date
1.
What is the LCM of 3 and 6?
a)
3
b)
6
c)
12
d)
15
2.
What is the LCM of 4 and 12?
a)
4
b)
8
c)
12
d)
16
3.
What is the LCM of 6 and 24?
a)
3
b)
6
c)
12
d)
24
4.
What is the LCM of 6 and 24?
a)
3
b)
6
c)
12
d)
24
5.
What is the LCM of 7 and 8?
a)
7
b)
8
c)
42
d)
56
6.
What is the LCM of 3 and 4?
a)
4
b)
16
c)
12
d)
24
7.
Ap- What is the LCM of 2, 4, 6?
a)
6
b)
12
c)
4
d)
2
8.
What is the LCM?
a)
The LCM is the least common factor that both numbers share the least.
b)
The LCM is a multiple that both numbers share the most.
c)
The LCM is a multiple that both numbers share the least.
d)
The LCM is a factor that both numbers share the least.
9.
Fill in the Blank: Least _______ ________
a)
Common Multilpier
b)
Common Multiple
c)
Common Factor
10.
Which of the following is a multiple of 7?
a)
28
b)
48
c)
71
d)
45
11.
What is the Lowest Common Multiple (LCM) for the numbers
8 and 6?
8 and 6?
a)
16
b)
12
c)
24
d)
14
12.
Which one is a multiple of 4?
a)
33
b)
22
c)
18
d)
24
13.
Which of these numbers is a multiple of 4?
a)
2
b)
9
c)
15
d)
20
14.
Find the Least Common Multiple of 9 and 6
a)
18
b)
36
c)
38
d)
72
15.
Find the Least Common Multiple (LCM) of 4 & 14.
a)
14
b)
20
c)
28
d)
42
16.
Which of the following is a multiple of 7?
a)
28
b)
48
c)
71
d)
45
17.
Find the LCM of 6 and 24.
a)
6
b)
12
c)
24
d)
8
18.
What are the factors of 25?
a)
1, 2, 3, 5, 10, 15, 25
b)
1, 5, 25
c)
1, 25
d)
1, 5
19.
What is the GCF of 8 and 10?
a)
1
b)
3
c)
4
d)
2
20.
Find the greatest common factor of 20 and 30
a)
2
b)
5
c)
10
d)
15
21.
Find the greatest common factor of 24 and 48
a)
4
b)
12
c)
24
d)
48
22.
The Greatest Common Factor of two prime numbers is
a)
0
b)
1
c)
There are no common factors.
d)
Themselves.
23.
Find the greatest common factor of 30 and 36
a)
2
b)
3
c)
6
d)
18
24.
Find the greatest common factor of 32 and 48
a)
2
b)
8
c)
16
d)
18
25.
What is the GCF of 4 and 12?
a)
3
b)
1
c)
6
d)
4
26.
Find the Greatest Common Factor (GCF) of 14 & 22.
a)
1
b)
2
c)
7
d)
14
27.
Sara had 16 red flowers and 24 yellow flowers. She wants to make bouquets with the same number of each color flower in each bouquet. What is the greatest number of bouquets that she can make?
a)
4
b)
2
c)
48
d)
8
28.
Reduce the fraction to the simplest form
12/12.
12/12.
a)
1/1
b)
4/4
c)
6/6
d)
12
29.
What is the GCF of 20, 44, and 88?
a)
4
b)
2
c)
22
d)
1
30.
Ms. Waters was trying to find the GCF using the ladder method, but she made an error along the way! Identify the step where she went wrong.
a)
Step 1
b)
Step 2
c)
Step 3
d)
Step 4
31.
a)
$4 per hour
b)
$5/hour
c)
$20 per hour
d)
$80/hr
32.
a)
1 clap per second
b)
3 claps per second
c)
12 claps per second
d)
14 claps per second
33.
a)
A
b)
B
c)
C
d)
D
34.
a)
A
b)
B
c)
C
d)
D
35.
a)
A
b)
B
c)
C
d)
D
36.
a)
A
b)
B
c)
C
d)
D
37.
a)
A
b)
B
c)
C
d)
D
38.
a)
A
b)
B
c)
C
d)
D
39.
a)
4
b)
10
c)
80
d)
160
40.
a)
150
b)
200
c)
300
d)
600
41.
What is a Ratio?
a)
Is a comparison of two quantities
b)
To multiply two fractions
c)
A number over another number
d)
Two decimals that can be multiplied
42.
If I have the following ratio, do I need to scale up or down?
1 2
--- = ----
3 ?
1 2
--- = ----
3 ?
a)
up (multiply)
b)
down (divide)
43.
What is the ratio to the picture shown, triangles to squares?
a)
2:6
b)
5:6
c)
3:4
d)
4:3
44.
Is the following ratio part to part or part to whole?
5 out of 23 kids in a class play trumpet
5 out of 23 kids in a class play trumpet
a)
Part to part
b)
Part to whole
45.
If there are 5 soccer players, 10 baseball players, and 15 basketball players, what is the ratio of baseball players to soccer players?
a)
1 to 2
b)
1 to 3
c)
2 to 1
d)
3 to 1
46.
If there are 5 soccer players, 10 baseball players, and 15 basketball players, what is the ratio of baseball players to soccer players?
a)
1 to 2
b)
1 to 3
c)
2 to 1
d)
3 to 1
47.
If the rangers won 100 games and lost 60, what is the simplified ratio of wins to losses?
a)
10 to 6
b)
5 to 3
c)
6 to 10
d)
3 to 5
48.
**PROPORTION***
If mike has a ratio of 2 apples to 3 bananas, how many apples would you expect him to have if he has 15 bananas?
If mike has a ratio of 2 apples to 3 bananas, how many apples would you expect him to have if he has 15 bananas?
a)
7
b)
9
c)
10
d)
2
49.
***PROPORTION***
Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?
Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?
a)
8 minutes
b)
9 minutes
c)
16 minutes
d)
18 minutes
50.
A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?
a)
2 to 5
b)
5 to 3
c)
3 to 5
d)
5 to 2
51.
Jenny has 3 guitars. Steve has 4 guitars. If the ratio of guitars is 4:3, who is first in the ratio?
a)
Jenny
b)
Steve
c)
It doesn't matter
d)
Les Paul
52.
Name the percent equivalent to 3/4?
a)
45 %
b)
35 %
c)
75 %
d)
10 %
53.
A class has 30 students. 18 are boys. What is the ratio of boys to girls?
a)
12:18
b)
3:2
c)
30:18
d)
18:7
54.
Write 0.6 as a percent.
a)
6%
b)
60%
c)
0.6%
d)
600%
55.
Name the percent equivalent to 1/5?
a)
20 %
b)
10 %
c)
50 %
d)
80 %
56.
1.) Write the following ratio as a fraction in simplest form: 15 carnations out of 24 flowers
a)
15/24
b)
5/8
c)
3/4
d)
3/8
57.
8. Scale up or scale down each ratio to find the unknown quantity?
a)
42 miles
b)
72 miles
c)
62 miles
d)
52 miles
58.
21. Optimus Prime is using a double number line to determine the amount of raisins he will use for a raisin bread recipe.
If he uses 9 cups of raisins, how many loaves will he make?
If he uses 9 cups of raisins, how many loaves will he make?
a)
4
b)
5
c)
6
d)
7
59.
Divide $120 between David and Jack in the ratio 3 : 5.
a)
David gets $55 and Jack gets $65
b)
David gets $35 and Jack gets $85
c)
David gets $50 and Jack gets $75
d)
David gets $45 and Jack gets $75
60.
If we have the following recipes for juice, which one will taste the most cherry:
Sam: 1 part cherry, 4 parts sprite
Katie: 2 parts cherry, 4 parts sprite
Michael: 6 parts cherry, 8 parts sprite
Sam: 1 part cherry, 4 parts sprite
Katie: 2 parts cherry, 4 parts sprite
Michael: 6 parts cherry, 8 parts sprite
a)
michael
b)
katie
c)
Sam
61.
Simplify the ratio of
17 to 18
17 to 18
a)
7 to 8
b)
1 to 7
c)
1 to 8
d)
Already Simplified
62.
a)
20 pencils
b)
24 pencils
c)
96 pencils
d)
48 pencils
63.
Maria has 2 scarves, 27 headbands, and 3 bows. She wanted to know the ratio of scarves to bows. When she discovered the ratio, she made a list of equivalent ratios. Which below is the list?
a)
4:6, 8:12, and 16:24
b)
3:4,6:8,and 12:16
c)
2:27,4:54, and 8:108
64.
Determine if the ratios are proportional.
4/5 and 15/20
4/5 and 15/20
a)
Yes
b)
No
65.
What number could be a common denominator for these two fractions?
2/3 and 3/4
2/3 and 3/4
a)
3
b)
4
c)
7
d)
12
66.
What number could be a common denominator for these two fractions?
1/5 and 5/6?
1/5 and 5/6?
a)
30
b)
11
c)
6
d)
5
67.
What number could be a common denominator for these two fractions?
3/10 and 1/5
3/10 and 1/5
a)
5
b)
10
c)
15
d)
These numbers do not have a common denominator
68.
What number could be a common denominator for these three fractions?
1/2 and 1/3 and 1/4
1/2 and 1/3 and 1/4
a)
9
b)
8
c)
12
d)
6
69.
Which of these numbers could NOT be a common denominator for these two fractions?
1/3 and 3/6
1/3 and 3/6
a)
3
b)
6
c)
12
d)
18
70.
Which of these numbers could NOT be a common denominator for these two fractions?
2/4 and 3/8
2/4 and 3/8
a)
32
b)
12
c)
8
d)
24
71.
Which of these numbers could NOT be a common denominator for these two fractions?
1/6 and 1/4
1/6 and 1/4
a)
12
b)
18
c)
24
d)
36
72.
Which of these numbers could NOT be a common denominator for these three fractions?
1/3 and 2/5 and 3/10
1/3 and 2/5 and 3/10
a)
15
b)
30
c)
60
d)
90
73.
Fill in the blank in order to create a true number sentence:
1/2 = __ /8
1/2 = __ /8
a)
2
b)
4
c)
6
d)
8
74.
Fill in the blank in order to create a true number sentence:
3/5 = __ /10
3/5 = __ /10
a)
6
b)
15
c)
5
d)
10
75.
Fill in the blank in order to create a true number sentence:
1/3 = __ /30
1/3 = __ /30
a)
3
b)
5
c)
10
d)
15
76.
Fill in the blank in order to create a true number sentence:
__ /12 = 9/36
__ /12 = 9/36
a)
1
b)
2
c)
3
d)
4
77.
1/3 + 1/2 =
a)
6/7
b)
2/6
c)
3/5
d)
5/6
78.
3/4 + 2/8 =
a)
1
b)
5/12
c)
6/32
d)
5/8
79.
5/7 + 1/28 =
a)
6/35
b)
12/196
c)
21/28
d)
1
80.
1/2 + 1/3 + 1/5 =
a)
31/30
b)
3/10
c)
1/30
d)
These fractions cannot be added
81.
8/9 - 1/3 =
a)
7/6
b)
5/9
c)
2/3
d)
8/27
82.
4/5 - 1/20 =
a)
0
b)
20/15
c)
3/15
d)
15/20
83.
93/100 - 4/5 =
a)
1/2
b)
13/100
c)
89/95
d)
89/100
84.
a)
12 yds
b)
6 yds
c)
16 yds
d)
9 yds
85.
a)
8
b)
2
c)
128
d)
4
86.
a)
27
b)
9
c)
1
d)
6
87.
a)
27
b)
9
c)
1
d)
6
88.
a)
240
b)
180
c)
160
d)
360
89.
Mrs. Shelly paid $3 for 6 muffins and Mrs. Kloske paid $9 for 18 muffins.
a)
yes, equivalent
b)
no, not equivalent
90.
18 vocab words learned in 2 hours; 27 vocab words learned in 3 hours
a)
yes, equivalent
b)
no, not equivalent
91.
$15 for 5 pairs of socks; $25 for 10 pairs of socks. Are the ratios equivalent?
a)
yes, equivalent
b)
no, not equivalent
92.
8. Scale up or scale down each ratio to find the unknown quantity?
a)
42 miles
b)
72 miles
c)
62 miles
d)
52 miles
93.
Solve the proportion
a)
144
b)
4
c)
6
d)
9
94.
Solve the proportion.
a)
n=6
b)
n=24
c)
n=7
d)
n=8
95.
Solve the proportion.
a)
p=31.3
b)
p=308
c)
p=924
d)
p=532
96.
Solve the proportion below (show work)
a)
21
b)
7
c)
8
d)
24
97.
Solve the Proportion:
X/9 = 9/27
X/9 = 9/27
a)
9
b)
3
c)
81
d)
245
98.
What is the quotient of these fractions in lowest terms?
a)
6/40
b)
6/10
c)
3/5
d)
12/20
99.
4/9 ÷ 1/2
a)
8/9
b)
5/11
c)
6/10
d)
4/18
100.
5 ÷ ⅕
a)
⅕
b)
1/25
c)
5
d)
25
101.
1/4 ÷ 1/2
a)
2/6
b)
1/8
c)
3/5
d)
2/4
102.
1/4 ÷ 2/5
a)
5/8
b)
2/20
c)
1/10
d)
3/9
103.
Change 5 3/4 into an improper fraction
a)
23/4
b)
4/23
c)
20/4
d)
5 4/3
104.
What is the recriprocal of 4/5
a)
4/5
b)
5/4
c)
5/1
d)
1/5
105.
What is the recriprocal of 5
a)
5/1
b)
1/5
106.
What is another name of flip?
a)
Flip
b)
Reciprocal
107.
⅚ ÷ 3 ⅕
a)
5/24
b)
24
c)
1/6
d)
25/96
108.
a)
3 2/7
b)
4 4/7
c)
57/9
d)
5 1/2
109.
3 ÷ 1/2
a)
1/6
b)
1 1/3
c)
3
d)
6
110.
1/3 ÷ 4
a)
1 1/3
b)
1/12
c)
12
d)
3/4
111.
2/6 ÷ 1/8
a)
2 2/3
b)
1/24
c)
3/14
d)
1 1/4
112.
Write 2 5⁄6 as an improper fraction.
a)
25⁄6
b)
17⁄6
c)
26⁄5
113.
a)
1 1/4
b)
1
c)
1 1/5
d)
1 2/7
114.
a)
2
b)
4
c)
1
d)
1/8
115.
a)
8 / 9
b)
1/5
c)
1
d)
4/5
116.
a)
1/6
b)
2 / 3
c)
7 / 27
d)
1/8
117.
change 25% to a decimal
a)
.25
b)
.2
c)
2.5
d)
.025
118.
change .3 to a percent
a)
3%
b)
30%
c)
300%
d)
.30%
119.
Find 14% of 204
a)
28.56
b)
2.856
c)
.2856
d)
285.6
120.
Find 25% of 200
a)
25
b)
50
c)
100
d)
5
121.
Change .04 to a percent
a)
40%
b)
400%
c)
4%
d)
.4%
122.
Find 3.5% of 125
a)
.4375
b)
43.75
c)
437.5
d)
4.375
123.
Change 247% to a decimal
a)
24.7
b)
2.47
c)
.247
d)
.0247
124.
find 50% of 180
a)
9
b)
.9
c)
90
d)
900
125.
change .32% to a decimal
a)
3.2
b)
.32
c)
.032
d)
.0032
126.
find 17% of 23
a)
3.91
b)
.391
c)
39.1
d)
391
127.
change 3.41 to a percent
a)
34.1%
b)
.341%
c)
.0341%
d)
341%
128.
change .451 to a percent
a)
451%
b)
.451%
c)
.00451%
d)
45.1%
129.
find 72% of 123
a)
8.856
b)
88.56
c)
885.6
d)
8856
130.
find 2.5% of 14
a)
.035
b)
35
c)
3.5
d)
.35
131.
change 3,451% to a decimal
a)
34.51
b)
3.451
c)
.3451
d)
345.1
132.
Is 5 prime or composite?
a)
Prime
b)
Composite
133.
A prime number
a)
has one factor
b)
has more than 2 factors
c)
has 100 factors
d)
has exactly 2 factors: 1 and the number
134.
All of these are prime except
a)
3
b)
9
c)
2
d)
13
135.
A composite number
a)
has more than 2 factors
b)
has one factor
c)
has at least 10 factors
d)
is always a really big number
136.
2 x 2 x 2 is the prime factorization of
a)
6
b)
12
c)
22
d)
8
137.
One is
a)
prime
b)
composite
c)
not prime or composite
d)
the loneliest number that you'll ever do
138.
What number is never allowed in a factor tree?
a)
13 (it's bad luck!)
b)
1
c)
8675309
d)
2
139.
Which is the prime factorization of 12?
a)
2 x 6
b)
2 + 2 + 2 + 2 + 2 + 2
c)
2 x 2 x 3
d)
1 x 2 x 2 x 3
140.
What are the prime factors of 30?
a)
3, 2, 5
b)
1, 2, 3, 5, 6, 15, 30
c)
3, 30
d)
10, 3
141.
What is the prime factorization of 16?
a)
1 x 16
b)
2 x 2 x 4
c)
2 x 2 x 2 x 2
d)
8 + 8
142.
Use a number tree to find the prime factorization of 48
a)
4x2x6
b)
4x2x2x3
c)
3x2x2x2x2
d)
12x4
143.
Use a number tree to find the prime factorization of 72
a)
2x2x2x3x3
b)
4x3x3x2
c)
4x2x2x2x2
144.
Use a number tree to find the prime factorization of 105
a)
7x5x3
b)
11x5x3
c)
7x5x2x1
d)
7x5x3x2
145.
Use a number tree to find the prime factorization of 111
a)
33x3
b)
11x3x3
c)
37x3
d)
9x4x3x1
146.
2 x 3
a)
6
b)
5
147.
9 x 8
a)
72
b)
63
148.
2 x 9
a)
15
b)
18
149.
7 x 11
a)
70
b)
77
150.
10 x 1
a)
10
b)
11
151.
6 x 11
a)
16
b)
66
152.
4 x 3
a)
7
b)
12
153.
4 x 3
a)
7
b)
12
154.
4 x 4
a)
16
b)
8
155.
2 x 7
a)
16
b)
14
156.
8 x 2
a)
16
b)
14
157.
4 x 6
a)
32
b)
24
158.
11 x 8
a)
80
b)
88
159.
6 x 10
a)
60
b)
16
160.
2 x 9
a)
16
b)
18
161.
4 x 9
a)
24
b)
36
162.
5 x 6
a)
15
b)
30
163.
4 x 2
a)
6
b)
8
164.
7 x 6
a)
49
b)
42
165.
7 x 7
a)
81
b)
49
166.
You know 1000 mg = 1 g. Convert 2.5 grams into milligrams.
a)
25 mg
b)
25,000 mg
c)
250 mg
d)
2500 mg
167.
1 L = _______ mL
a)
1
b)
10
c)
100
d)
1000
168.
1000 g= ______ kilogram(s)
a)
1
b)
10
c)
100
d)
1000
169.
1 cm = ________mm
a)
1
b)
100
c)
10
d)
1000
170.
convert 650 m to km
a)
6.5
b)
0.65
c)
65
d)
0.065
171.
12 ÷ 2
a)
4
b)
6
c)
7
d)
8
172.
20 ÷ 2
a)
6
b)
12
c)
5
d)
10
173.
10 ÷ 2
a)
2
b)
4
c)
5
d)
8
174.
6 ÷ 2
a)
2
b)
3
c)
4
d)
5
175.
8 ÷ 2
a)
4
b)
2
c)
5
d)
3
176.
16 ÷ 2
a)
4
b)
5
c)
8
d)
9
177.
14 ÷ 2
a)
7
b)
6
c)
4
d)
8
178.
4 ÷ 2
a)
1
b)
2
c)
4
d)
3
179.
8 ÷ 1
a)
8
b)
6
c)
3
d)
1
180.
18 ÷ 2
a)
8
b)
4
c)
7
d)
9
100 %
