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Unit 1,2,3 Review

Total questions: 99

Worksheet time: 6hrs 39mins

Name
Class
Date
1.

What is the mean of these numbers? 4, 5, 5, 2, 3, 3, 2, 8

a)
40
b)
24
c)
4
d)
256
2.

On the semester final, Joe scored 85, Jill scored 89, and Bill scored a 99.What was the average/mean score for these students? _________

a)
91
b)
273
3.
What is the definition of the mean?
a)
The average
b)
The middle number
c)
The difference between the highest and lowest numbers
d)
The number that occurs the most
4.

Mary read six books in January, four books in February, and eight books in March. What was the mean number of books read each month? __________

a)
18
b)
6
c)
14
5.
When finding the median, what do you do if there are two middle numbers?
a)
Add them together and divide by 2
b)
Write them both as the answer
c)
Give up
d)
Pick one
6.
The number of miles that Kiki cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Kiki cycled?
a)
24
b)
36
c)
39
d)
52
7.
In order to find the median, the data must be sorted from least to greatest first.
a)
True
b)
False
8.
The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?
a)
99 was the highest score on the test.
b)
More students received a 94 than any other score
c)
No student scored below a 50
d)
A score of 91 was slightly below average.
9.
Lizzy had test scores of:   72, 94, 108, 60
What is the RANGE of her test scores?
a)
12
b)
72
c)
48
d)
98
10.
What is the range?
8, 10, 60, 3, 5, 13, 12, 40, 8
a)
55
b)
8
c)
57
d)
17.7
11.
What is the mode?
a)

the number happening the most

b)
the average
c)
biggest - smallest
d)

the middle number

12.

What is the range?

a)

The sum of the largest and smallest number

b)

The number in the middle

c)

The difference between the largest and smallest number

d)

The number that appears most often

13.

What is the median?

a)

The number in the middle when the numbers are in order from least to greatest.

b)

The difference between the largest and smallest number.

c)

The average

d)

The number that appears most often.

14.
What is the mode?
a)
The average
b)
The number that appears most often.
c)
The largest number - the smallest number
d)
The number in the middle.
15.

The heights of some students are given.

158cm 172cm 164cm

164cm 167cm 159cm

What is the RANGE of the heights?

a)

13 cm

b)

330 cm

c)

164 cm

d)

14 cm

16.

What is the MEDIAN of this set of data?

10, 90, 80, 60, 50, 40, 70, 30, 20, 100

a)

50

b)

60

c)

55

d)

45

17.

Find the mode: 10, 11, 8, 14, 12, 8, 4, 5

a)

72

b)

8

c)

9

18.

Find the mean of these numbers: 5, 11, 2, 12, 4, 2

a)
4.1
b)
6
c)
4.5
d)
4
19.
What’s the mode?
a)
1
b)
2
c)
7
d)
9
20.

What's another word for median?

a)

average

b)

mode

c)

middle

d)

mean

21.
Calculate 25% of 80
a)
20
b)
80
c)
48
d)
95
22.
What is 15% of 82?
a)
12.3
b)
123
c)
1.23
23.
What is 90% of 250?
a)
245
b)
225
c)
255
d)
244.33
24.
What is 10% of 15?
a)
1.5
b)
1.56
c)
2.5
25.
What is 3% of 750?
a)
2.25
b)
22.5
c)
225
26.
9% of 50
a)
4.5
b)
45
c)
.45
d)
.045
27.
122% of 42
a)
51.24
b)
5.124
c)
512.4
d)
.5124
28.
Caroline took a math test and got 19 out of 25 questions correct.  What percent of the questions did she answer correctly?
a)
76%
b)
66%
c)
24%
d)
54%
29.

There is a jar of jellybeans on Mr. Schidrich's desk. 40% of the jellybeans are red. If there are 55 jelly beans in the jar, how many are red??

a)

20

b)

22

c)

24

d)

25

30.
The middletown Zoo has 130 different exhibits.  Of those 130 exhibits, 30% of them contain birds.  How many exhibits contain birds?
a)
49
b)
39
c)
60
d)
25
31.

If a $25 jacket is on sale for 40% off, what is the cost of the jacket AFTER he take off the discount?

a)

$10.00

b)

$35.00

c)

$15.00

d)

$21.00

32.

Select All the amounts below that are equal to 60%?

a)

0.6

b)

3/5

c)

6.0

d)

30/50

33.
The monthly budget to landscape the front of your house is $9000. You spent 6% of the budge on flowers. How much did you spend on flowers?
a)
$540
b)
$54
c)
$5400
d)
$5.40
34.

Ashton is saving money to buy a new bike. He needs $120 but has only saved 60% so far. How much MORE money does Ashton need to buy the bike?

a)

$72.00

b)

$60.00

c)

$48.00

35.
Yesterday there were 40 problems assigned for math homework. Corey did 10% of the problems incorrectly. How many did he get wrong?
a)
1
b)
4
c)
5
d)
8
36.
45 people buy a ticket to the football game. Of these 60% ate nachos. How many people DO NOT eat nachos.
a)
27 people
b)
18 people
c)
45 people
d)
60 people
37.

In the United States, 3 out of 5 cars are black. What percent of the cars made in the United states are black?

a)

30%

b)

50%

c)

15%

d)

60%

38.
Caroline took a math test and got 19 out of 25 questions correct.  What percent of the questions did she answer correctly?
a)
76%
b)
66%
c)
24%
d)
54%
39.

The sixth grade is going to the movies and 35% of the students did not go. Out of 80 students, how many students did not go?

a)

21

b)

28

c)

75

d)

49

40.

Mrs. Patric bought a package of 15 expo markers. 20% of them were black. How many expo markers were NOT black?

a)

12

b)

3

c)

7

d)

9

41.
Is this a correct answer?
a)
Yes, the student correctly added.
b)
No, you cannot add unlike denominators
c)
No, 5 + 7 is not 12
d)
No, 2 + 3 is not 5
42.
What is the least common denominator you could use to subtract 1/3 and 1/4?
a)
3
b)
4
c)
24
d)
12
43.
What is the first step in solving this problem? 
⅘ + ½ =
a)
Add the top parts of the fraction
b)
Rewrite the fractions in the simplest form. 
c)
Find a common denominator. 
d)
Make each fraction into an improper faction. 
44.
Solve this equation using the least common denominator.
¼ + ½
a)
3/4
b)
2/8
c)
6/4
d)
6/8
45.
What is the least common denominator of 1/2 and 3/7?
a)
2
b)
14
c)
7
d)
28
46.
Joe has listed the first 4 multiples of 7 as: 
7   14    22     28
Which one is incorrect?
a)
7
b)
14
c)
22
d)
28
47.
a)
5/14
b)
3/7
c)
5/7
d)
5/14
48.
8/10 + 3/5
a)
11/15
b)
1 1/5
c)
14/15
d)
1 4/10
49.
3/6 + 10/12
a)
1 1/12
b)
13/18
c)
1 4/12
d)
13/12
50.
1/4 + 5/8
a)
2/8
b)
6/12
c)
3/4
d)
7/8
51.

What is 6 x 1/2

a)

4

b)

3

c)

1

d)

2

52.

What is 8 x 3/6

a)

4

b)

2

c)

24

d)

12

53.

What is 9 x 2/6

a)

1

b)

2

c)

3

d)

4

54.

What is 12 x 3/4

a)

2

b)

7

c)

8

d)

9

55.

What is 5 x 4/2

a)

20

b)

10

c)

5

d)

30

56.

What is 9 x 3/6

a)

4 1/2

b)

3 1/2

c)

2 1/4

d)

1 2/4

57.

What is 7 x 3/2

a)

10 1/2

b)

2 1/10

c)

1 2/10

d)

10 1/3

58.

What is 3 x 9/6

a)

1 2/4

b)

3 1/2

c)

4 1/2

d)

2 1/4

59.

What is 2 x 10/5

a)

3

b)

5

c)

2

d)

4

60.

What is the first step when you multiple fractions by whole numbers?

a)

Multiply the whole number by the numerator

b)

Divide the numerator by the denominator

c)

Identify the whole number and the fraction

61.

What is the second step when you are multiplying a fraction by a whole number?

a)

Identify the whole number and the fraction

b)

Divide the product by the denominator

c)

Multiply the whole number by the numerator

62.

What is the third step when you are multiplying a fraction by a whole number?

a)

Identify the whole number and the fraction

b)

Divide the product by the denominator

c)

Multiply the numerator by the whole number

63.

7.9 - 3.47 =

(a)  

64.

2.98 + 5.3 =

(a)  

65.

2 - 0.43 =

(a)  

66.

21 + 4.09 =

(a)  

67.

55.78 + 4.6 =

(a)  

68.

$89.63 - $63 =

(a)  

69.

17.48 + 9.9 =

(a)  

70.

6.59 - 2.47 =

(a)  

71.

3.98 + 0.54 =

(a)  

72.

7 - 3.81

(a)  

73.
0.48 ÷ 0.4
a)
1.2
b)
12
c)
0.12
d)
0.012
74.
4.34 ÷ 0.2
a)
217
b)
21.7
c)
43.4
d)
4340
75.
Paw Kaw bought a steak that weighs 1.4 pounds. The price is $4.50 per pound. How much does the steak cost?
a)
$4.20
b)
$6.90
c)
$22.50
d)
$6.30
76.
ESTIMATE the answer.
49.3 ÷ 6
a)
8
b)
10
c)
2
d)
5
77.
Ryan earns $20.16 working for 3 hours.  How much does he earn per hour?
a)
$60.48
b)
$6.82
c)
$6.72
d)
$6.71
78.
1/4  ÷  2/5
a)
5/8
b)
2/20
c)
1/10
d)
3/9
79.
4/9  ÷  1/2
a)
8/9
b)
5/11
c)
6/10
d)
4/18
80.
George has 1/3 pan of brownies. He eats 1/4 of what he has. What fraction of a pan did George eat?
a)
1/7
b)
1/4
c)
1/3
d)
1/12
81.
What is 2/3 x 2/3 
a)
4/9
b)
2/3
c)
4/3
d)
4/6
82.
Multiply.
a)
23/3
b)
5 3/12
c)
7 2/3
d)
92/12
83.
If I multiply a mixed number with another mixed number, which of the following will always be true?
a)
The product will always be larger than 1
b)
The product will always be smaller than 1
c)
The project will always be an even number
d)
The product will be double the size of both factors
84.
4.3 x 0.4
a)
17.2
b)
1.72
c)
16.4
d)
1.64
85.
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
86.
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
87.
What is an equivalent ratio to 3/4?
a)
1/4
b)
4/5
c)
12/16
d)
14/18
88.
In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?
a)
5:4
b)
5:11
c)
2:5
d)
6:5
89.
Which one is a real life example of a RATIO?
a)
12 noodles
b)
4 meatballs : 1 cup of sauce
c)
1 jar of sauce
d)
15 desserts
90.
Kelly has 10 apps on her iPad. 5 are school apps, 2 are music apps, and 3 are games. What is the ratio of school apps to game apps?
a)
5 to 2
b)
3 to 5
c)
5 to 10
d)
5 to 3
91.

Henry is reading a book. The ratio of the number of pages he read to the pages he has yet to read is 7 : 3. If the book contains 500 pages in all, how many pages did Henry read and how many pages are left for him to read?

a)

350 pages read : 150 pages are left

b)

250 pages read : 250 pages are left

c)

700 pages read : 300 pages are left

d)

70 pages read : 30 pages are left

92.

The ratio of lemon juice to water in Ella's Delicious Lemonade is 3 cups : 5 cups. Audrey wants to make a triple batch. What ratio of lemon juice and water should she use AND how many cups of lemonade will it make?

a)

9 cups juice : 15 cups water makes 24 cups of lemonade

b)

6 cups juice : 10 cups water makes 16 cups of lemonade

c)

9 cups juice : 15 cups water makes 8 cups of lemonade

d)

9 cups juice : 5 cups water makes 24 cups of lemonade

93.

Are the ratios 2:1 and 18:9 equivalent?

a)

No

b)

Yes

94.

Select all ratios equivalent to 2/1.

a)

24:12

b)

4:2

c)

9:7

d)

11:5

95.
What is B?
a)
28
b)
70
c)
49
d)
56
96.
What  number is missing?
a)
7
b)
3
c)
10
d)
5
97.

Which of the following statements can be used to create the graph shown?

a)

For every 5 hours of work you get $6

b)

For every 24 hours of work you get $10

c)

For every 36 hours of work you get $50

d)

For every 6 hours of work you get $5

98.
What is meant by the ordered pair (3, 300) ?
a)
In 3 months, I made $300
b)
In 3 months, $300 was raised for the science fair
c)
In 300 months, $3 was made
d)
In 3 months, I made $200
99.

Erasers cost 5 cents each at the school store. The table shows this relationship. Choose the graph which displays the ordered pairs and describes the graph.

a)
b)
c)
d)

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