Quiz about Unit 1 Review

Question 1

Which is NOT an integer?

Accepted Answer

-1/2

Answer

-5

Answer

12

Answer

0

Question 2

Evaluate each expression.
| 9 |

Accepted Answer

9

Answer

0.9

Answer

-9

Answer

90

Question 3

Evaluate.
| 15 - 5 | =

Accepted Answer

10

Answer

20

Answer

-20

Answer

-10

Question 4

|16| - |-5|

Accepted Answer

11

Answer

21

Answer

-21

Answer

-11

Question 5

What is 12/100 as a percentage?

Accepted Answer

12 %

Answer

24 %

Answer

50 %

Answer

99 %

Question 6

What is 2/100 as a decimal?

Accepted Answer

0.02

Answer

2.0

Answer

0.2

Answer

2.222

Question 7

What is 50% as simplified fraction?

Accepted Answer

1/2

Answer

3/4

Answer

1/4

Answer

1

Question 8

5/8 as a decimal

Accepted Answer

0.625

Answer

0.58

Answer

0.875

Answer

0.375

Question 9

$$1\ \frac{5}{6}\div2\ \frac{1}{8}$$

Accepted Answer

$$\frac{44}{51}$$

Answer

$$3\ \frac{43}{48}$$

Answer

$$\frac{14}{17}$$

Answer

$$\frac{11}{17}$$

Question 10

$$3\ \frac{1}{4} imes\left(-\frac{3}{8} ight)$$

Accepted Answer

$$-1\frac{7}{32}$$

Answer

$$-\frac{3}{4}$$

Answer

$$-\frac{31}{16}$$

Answer

$$-\frac{16}{27}$$

Question 11

$$-1\frac{2}{3}+\frac{3}{4}$$

Accepted Answer

$$-\frac{11}{12}$$

Answer

$$\frac{11}{12}$$

Answer

$$\frac{12}{11}$$

Answer

$$-\frac{12}{11}$$

Question 12

$$-2\frac{3}{4}-\left(-\frac{2}{3}\right)\ \ \ \ \ \ \ \ \ $$

Accepted Answer

$$-2\ \frac{1}{12}$$

Answer

$$2\ \frac{1}{12}$$

Answer

$$-1\ \frac{6}{7}$$

Answer

$$1\ \frac{6}{7}$$

Question 13

Select the expression written using exponents: $$\left(-7\right)\cdot\left(-7\right)\cdot5\cdot5\cdot5\cdot5$$

Accepted Answer

$$\left(-7\right)^2\left(5\right)^4$$

Answer

$$-\left(7\right)^{2^{5^4}}$$

Answer

$$\left(-7\right)^5\left(5\right)^2$$

Question 14

Select the expression written using exponents: $$n\cdot n\cdot p\cdot p\cdot r\cdot r\cdot r$$

Accepted Answer

$$n^2p^2r^3$$

Answer

$$2n\cdot2p\cdot3r$$

Answer

$$2n2p3r$$

Question 15

Evaluate $$2^6$$

Accepted Answer

64

Answer

62

Answer

12

Answer

36

Question 16

What is the base of the expression $$\left(-5\right)^3$$ ?

Accepted Answer

-5

Answer

5

Answer

3

Question 17

Write the expression $$c\cdot d\cdot d\cdot c\cdot d$$ using exponents.

Accepted Answer

$$c^2\cdot d^3$$

Answer

$$2c\cdot3d$$

Answer

ccddd

Answer

2c+3d

Question 18

What is the numerical expression in exponential notation?

$$9\cdot9\cdot9\cdot9$$

Accepted Answer

$$9^4$$

Answer

$$4^9$$

Answer

$$6561$$

Answer

$$49$$

Question 19

Evaluate: 7³

Accepted Answer

343

Answer

21

Answer

7 x 7 x 7

Answer

7 x 3

Question 20

Simplify: $$2^{-4}$$

Accepted Answer

$$\frac{1}{16}$$

Answer

$$-8$$

Answer

$$-16$$

Answer

$$-\frac{1}{8}$$

Question 21

$$x^{-7}$$

Accepted Answer

$$\frac{1}{x^7}$$

Answer

$$\frac{1}{x^{-7}}$$

Answer

$$x^7$$

Answer

$$7x$$

Question 22

Rewrite using a Positive Exponent: $$5\cdot n^{-9}$$

Accepted Answer

$$\frac{5}{n^9}$$

Answer

$$-5n^9$$

Answer

$$-\frac{5}{n^9}$$

Answer

$$-45n$$

Question 23

What is 10⁰equivalent to?

Accepted Answer

1

Answer

10

Answer

0

Answer

100

Question 24

Rewrite using a positive exponent.
w^-13

Accepted Answer

1/w13

Answer

-w13

Answer

1/w-13

Answer

w13

Question 25

Simplify (-4x)⁰

Accepted Answer

1

Answer

-4

Answer

4x

Answer

-1

Question 26

What is the value of (-2)^3?

Accepted Answer

-8

Answer

-6

Answer

6

Answer

8

Question 27

Evaluate: 5^-2

Accepted Answer

1/25

Answer

1/52

Question 28

What is the cube root of 125?

Accepted Answer

5

Answer

-5

Answer

25

Answer

-25

Question 29

In between what two integers is the square root of 77?

Accepted Answer

8 and 9

Answer

5 and 6

Answer

6 and 7

Answer

7 and 8

Question 30

In between what two integers is the square root of 44?

Accepted Answer

6 and 7

Answer

3 and 4

Answer

4 and 5

Answer

5 and 6

Question 31

Which number has a square root that  is between 5 and 6?

Accepted Answer

28

Answer

48

Answer

81

Answer

36

Question 32

The number 1,000 is a...

Accepted Answer

perfect cube

Answer

perfect square

Question 33

7.82 x 10^-⁶ is an example of scientific notation. The exponent of -6 tells you your number will be very ________.

Accepted Answer

Small

Answer

Large

Answer

Basic

Question 34

Change from standard form to scientific notation: 12,000,000

Accepted Answer

1.2 x 10⁷

Answer

12.0 x 10⁷

Answer

0.12 x 10⁷

Answer

1.2 x 10⁶

Question 35

Change from standard form to scientific notation:  450,000

Accepted Answer

4.5 x 10⁵

Answer

45 x 105

Answer

4.5 x 10⁴

Answer

4.5 x 10⁶

Question 36

Change from standard form to scientific notation:  0.000398

Accepted Answer

3.98 x 10^-4

Answer

39.8 x 10^-5

Answer

3.98 x 10^-5

Answer

39.8 x 10^-6

Question 37

Change from standard form to scientific notation: 0.004078

Accepted Answer

4.078 x 10^-3

Answer

4.078 x 10³

Answer

40.78 x 10^-4

Answer

.4078 x 10^-2

Question 38

8² +(7-4)²

Accepted Answer

73

Answer

74

Answer

72

Answer

70

Question 39

What operation would you do first in this expression?

Accepted Answer

$$8\div4$$

Answer

15-8

Answer

4 x 7

Question 40

Classify the number: -23

Accepted Answer

integer, rational, real

Answer

natural, whole, integer, rational, real

Answer

integer, irrational, real

Answer

whole, integer, rational, real

Question 41

Classify the number: 3

Accepted Answer

natural, whole, integer, rational, real

Answer

whole, integer, rational, real

Answer

natural, whole, integer, irrational, real

Answer

natural, whole, integer, rational

Question 42

-14 could be classified as all of these EXCEPT?

Accepted Answer

Whole

Answer

Integer

Answer

Real

Answer

Rational

Question 43

Classify the number: 0

Accepted Answer

whole, integer, rational, real

Answer

natural, whole, integer, rational, real

Answer

integer, irrational, real

Answer

irrational, real

Question 44

A non-repeating or non-terminating decimal is classified as ________________.

Accepted Answer

irrational, real

Answer

rational, real

Answer

integer, rational, real

Answer

whole, integer, irrational, real

Question 45

A repeating or terminating decimal is classified as ___________?

Accepted Answer

rational, real

Answer

integer, rational, real

Answer

irrational, real

Answer

whole, integer, irrational, real

Question 46

Classify the number:

Accepted Answer

irrational, real

Answer

rational, real

Answer

whole, Integer, rational, real

Answer

integer, irrational, real

Question 47

An example of an integer is...

Accepted Answer

-9

Answer

9.1

Answer

8/9

Answer

-2.3

Question 48

Classify the Number: 2.587

Accepted Answer

rational, real

Answer

irrational, real

Answer

integer, rational, real

Answer

integer, irrational, real

Question 49

Which number is an irrational number?

Accepted Answer

5.72314.....

Answer

2.33333 . . .

Answer

5.72

Answer

52

Question 50

5+1 = 1+5

Accepted Answer

Commutative Property of Addition

Answer

Associative Property of Addition

Answer

Inverse Property of Addition

Answer

Distributive Property

Question 51

9 + 0 = 9

Accepted Answer

Identity Property of Addition

Answer

Reflexive Property

Answer

Distributive Property

Answer

Inverse Property of Addition

Question 52

-3(a+c) = -3a-3c

Accepted Answer

Distributive Property

Answer

Transitive Property

Answer

Symmetric Property

Answer

Commutative Property of Multiplication

Question 53

-x + x = 0

Accepted Answer

Additive Inverse Property

Answer

Identity Property of Addition

Answer

Commutative Property of Multiplication

Answer

Associative Property of Addition

Question 54

Jughead eats 1 $$\frac{1}{2}$$ burgers and Betty eats $$\frac{6}{7}$$ of a burger. How much more did Jughead eat?

Accepted Answer

$$\frac{9}{14}$$ of a burger

Answer

$$\frac{11}{14}$$ of a burger

Answer

$$\frac{5}{7}$$ of a burger

Answer

$$\frac{3}{7}$$ of a burger

Question 55

Snow fell in Newton twice in one day. The town received 3/8 inch of snow in the morning and another 1/2 inch of snow in the afternoon. How many total inches of snow fell in Newton on that day?

Accepted Answer

7/8

Answer

1/8

Answer

3/10

Answer

5/8

Question 56

A recipe needs 3/4 cup of sugar. If the recipe is doubled, how much sugar is needed?

Accepted Answer

1 1/2

Answer

1

Answer

1  3/4

Answer

2

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