Question 1

Simplify $-4+(-4)+[-(-6+2)]$

Accepted Answer

-4

Answer

-12

Answer

0

Answer

4

Question 2

Which of the following is not an element of set $C = {x ϵ R | x  is a  multiple of 7}$?

Accepted Answer

27

Answer

217

Answer

77

Answer

56

Question 3

Which value of x will make the rational expression $\frac{ 2x^2 - 5 }{ x - 3 }$ undefined?

Accepted Answer

3

Answer

0

Answer

1

Answer

$\frac{-5}{2}$

Question 4

Which of the following is a prime polynomial?

Accepted Answer

$12x - 1$

Answer

$x^2 - 24x +$144

Answer

$2x +$4

Answer

$x^3 +$1

Question 5

Simplify $\frac{2 \sqrt{x}}{\surd 3x}$.

Accepted Answer

$\frac{2 \sqrt{3}}{3}$

Answer

$\frac{2x \sqrt{3}}{3x}$

Answer

$\frac{2 \sqrt{3 x^2}}{3x}$

Answer

$\frac{2x \sqrt{x}}{3x}$

Question 6

$\sqrt[3]{ 3^2}$ in exponential form is

Accepted Answer

$3^{\frac{ 2 }{ 3 }}$

Answer

$3^{\frac{ 3 }{ 2 }}$

Answer

$2^{\frac{ 2 }{ 3 }}$

Answer

$2^{\frac{ 3 }{ 2 }}$

Question 7

$5^{\frac{ 2 }{ 5 }}$ in radical form is

Accepted Answer

$\sqrt[5]{25}$

Answer

$\sqrt{ 5^2}$

Answer

$\sqrt[5]{5}$

Answer

$\sqrt{ 5^5}$

Question 8

$5 \sqrt[3]{8}- \sqrt[3]{8}$ = __________

Accepted Answer

8

Answer

5

Answer

$4 \sqrt{8}$

Answer

$4 \sqrt[3]{8}$

Question 9

$4x \sqrt{y}+3x \sqrt{y}$ = ___________

Accepted Answer

$7x \sqrt{y}$

Answer

$7x \sqrt{ y^2}$

Answer

$7xy$

Answer

$x \sqrt{ y}$

Question 10

Multiply and simplify $2 \sqrt[3]{3x} \cdot 3 \sqrt[3]{2x}$.

Accepted Answer

$6 \sqrt[3]{6x^2}$

Answer

$6x \sqrt[3]{6}$

Answer

$6 \sqrt{6x^2}$

Answer

$6x \sqrt{6}$

Question 11

The degree of the polynomial $m^4n^6 -4m^3n^2+7m^2n^4$ is

Accepted Answer

10

Answer

21

Answer

6

Answer

5

Question 12

The rational expression $\frac{ 28a+21b-7 }{ 7 }$ is equal to

Accepted Answer

$4a + 3b -$1

Answer

$\frac{ 4a+3b-1 }{ 7 }$

Answer

a$+ b -$1

Answer

$\frac{ a+b-1 }{ 7 }$

Question 13

Which of the following is the quotient of any nonzero expression and its negative?

Accepted Answer

$-1$

Answer

1

Answer

2

Answer

0

Question 14

Simplify $\frac{ x - a }{ a - x }$.

Accepted Answer

$-1$

Answer

1

Answer

$x-a$

Answer

0

Question 15

Which of the following is a quadratic equation in one variable?

Accepted Answer

$6 = x^2+5x$

Answer

$x^2-3xy+7=0$

Answer

$3 x^2+ \frac{ 2x }{ y }=7$

Answer

$x^{-2}+7x=3$

Question 16

If the value of the discriminant is zero, which of the following statements is true?

Accepted Answer

The solutions are two equal rational numbers.

Answer

The solutions are two different irrational numbers.

Answer

The solutions are two different imaginary numbers.

Answer

The solutions are two different rational numbers.

Question 17

Factor $x^2 - x -$6.

Accepted Answer

$(x-3)(x+2)$

Answer

$(x+3)(x+2)$

Answer

$(x+3)(x-2)$

Answer

$(x-6)(x+1)$

Question 18

What will you add to make $x^2-18x$ a perfect square?

Accepted Answer

81

Answer

9

Answer

36

Answer

18

Question 19

Evaluate $P(x)=2x^3+3 x^2-4x+9$ when $x=3$.

Accepted Answer

102

Answer

128

Answer

57

Answer

36

Question 20

Which of the following is the remainder when $5x^3-2x^2+3x-2$ when divided by $x+1$?

Accepted Answer

-12

Answer

4

Answer

-8

Answer

2

Question 21

What is the remainder when a given polynomial function$P(x)$ is divided by its factor?

Accepted Answer

0

Answer

2

Answer

-1

Answer

1

Question 22

How many roots does a polynomial function of degree 5 have?

Accepted Answer

5

Answer

0

Answer

3

Answer

2

Question 23

What must be added to $5x+7$ to obtain $3x+12$?

Accepted Answer

$- 2x +5$

Answer

$2x+5$

Answer

$8x+19$

Answer

$2x-5$

Question 24

What must be added to $2x-10$ to obtain 0?

Accepted Answer

$-2x+10$

Answer

$2x-10$

Answer

$2x+10$

Answer

$-2x-10$

Question 25

To multiply powers having the same base, keep the base and ________ the exponents.

Accepted Answer

add

Answer

divide

Answer

subtract

Answer

multiply

Question 26

$7^0+8^0+9^0$ = _____

Accepted Answer

3

Answer

0

Answer

1

Answer

24

Question 27

If a number/expression is multiplied by 1, the product is ________.

Accepted Answer

the number/expression itself

Answer

undefined

Answer

0

Answer

1

Question 28

Which of the following is the possible slope of a horizontal line?

Accepted Answer

0

Answer

undefined

Answer

negative slope

Answer

positive slope

Question 29

Which of the following is the possible slope of a vertical line?

Accepted Answer

undefined

Answer

positive slope

Answer

0

Answer

negative slope

Question 30

Which of the following functions is quadratic?

Accepted Answer

$f(x)=x^2+5$

Answer

$f(x)=2x+5$

Answer

$f(x)=5^2+x$

Answer

$f(x)=x$

Question 31

What is the degree measure of a semicircle?

Accepted Answer

$180 \degree$

Answer

$45 \degree$

Answer

$270 \degree$

Answer

$90 \degree$

Question 32

Which of the following statements is not true?

Accepted Answer

Concentric circles have the same diameter.

Answer

All diameters of a circle are congruent.

Answer

A radius connects the center to a point on the circle.

Answer

All circles are similar.

Question 33

If a central angle in a circle measures 78°, what is the measurement of its intercepted arc?

Accepted Answer

$78 \degree$

Answer

$19.5 \degree$

Answer

$156 \degree$

Answer

$39 \degree$

Question 34

If $m\angle M=55 \degree$ and $m\angle T=125 \degree$, then $\angle M$ and $m\angle T$ are

Accepted Answer

supplementary angles

Answer

complementary angles

Answer

vertical angles

Answer

congruent angles

Question 35

If one angle is twice its complement, what is the measurement of the smaller angle?

Accepted Answer

$30 \degree$

Answer

$15 \degree$

Answer

$45 \degree$

Answer

$60 \degree$

Question 36

In $	riangle ABC$, if $AB = BC$, then $	riangle ABC$ is an

Accepted Answer

isosceles triangle

Answer

equilateral triangle

Answer

right angle

Answer

scalene triangle

Question 37

If the sum of two numbers is 10 and their difference is 6, what is the smaller number?

Accepted Answer

2

Answer

3

Answer

1

Answer

4

Question 38

Which of the following is not a solution to the equation $3x+y=4$?

Accepted Answer

$(-2, -2)$

Answer

$(-1, -7)$

Answer

$(2, 2)$

Answer

$(0, -4)$

Question 39

What is the solution if the system of linear equations consists of the equations $y=3$ and $x+y=1$?

Accepted Answer

$(-2, 3)$

Answer

$(2, 3)$

Answer

$(0, 3)$

Answer

$(1, 3)$

Question 40

Given $	riangle ABC \cong 	riangle XYZ$, which part of $	riangle XYZ$ corresponds to $\angle ABC$?

Accepted Answer

$\angle Y$

Answer

$\angle ZXY$

Answer

$\angle X$

Answer

$\angle Z$

Question 41

The measure of an angle generated by clockwise rotation is __________.

Accepted Answer

negative

Answer

positive

Answer

cannot be determined

Answer

0

Question 42

How do you describe any two opposite angles in a rhombus?

Accepted Answer

They are congruent angles.

Answer

They are complementary angles.

Answer

They are both right angles.

Answer

They are supplementary angles.

Question 43

A measure of $\pi$ rad is equal to __________.

Accepted Answer

$180 \degree$

Answer

$270 \degree$

Answer

$360 \degree$

Answer

$90 \degree$

Question 44

Which of the following statements is true?

Accepted Answer

Every square is a rectangle.

Answer

Every rhombus is a rectangle.

Answer

Every rectangle is a square.

Answer

Every kite is a rhombus.

Question 45

If $cos	heta <0$ and $tan	heta <0$, then angle $	heta$ is in quadrant

Accepted Answer

II

Answer

I

Answer

IV

Answer

III

Question 46

If $\sec x =  \frac{ -13 }{ 12 }$ and $x$ is in quadrant II, then $sin x =$

Accepted Answer

$\frac{ 5 }{ 13 }$

Answer

$\frac{ -12 }{ 13 }$

Answer

$\frac{ 12 }{ 13 }$

Answer

$\frac{ -5 }{ 13 }$

Question 47

In $	riangle ABC$, if $A=35 \degree$ and $B=25 \degree$, then $C=$

Accepted Answer

$120 \degree$

Answer

$90 \degree$

Answer

$45 \degree$

Answer

$60 \degree$

Question 48

What is the distance between $(2,-3)$ and $(-3,2)$?

Accepted Answer

$5 \sqrt{2}$

Answer

$\sqrt{2}$

Answer

$\sqrt{25}$

Answer

$\sqrt{50}$

Question 49

What are the coordinates of the midpoint of the line segment whose endpoints are $(-4,3)$ and $(2,11)$?

Accepted Answer

$(-1, 7)$

Answer

$(3, 4)$

Answer

$(2, 11)$

Answer

$(-4, 3)$

Question 50

What is the radius of the circle if the center is at $(5,-1)$ and passes through the point $(4,1)$?

Accepted Answer

$\sqrt{5}$

Answer

$\sqrt{3}$

Answer

$\sqrt{10}$

Answer

$\sqrt{11}$

Question 51

Atom came from the Greek word $“Atomos”$ which means:

Accepted Answer

Indivisible

Answer

Invisible

Answer

Cuttable

Answer

Divisible

Question 52

Which of the following places the atomic subshells in the correct order of relative energy, starting with the subshell of lowest energy?

Accepted Answer

$s, d, p, f$

Answer

$d, p, s, f$

Answer

$p, s, d, f$

Answer

$s, p, d, f$

Question 53

The $3d$ subshell can hold a maximum of how many electrons?

Accepted Answer

10

Answer

6

Answer

8

Answer

2

Question 54

Of the following name/symbol combinations of elements, which one is $\bold{WRONG}$?

Accepted Answer

iron/I

Answer

carbon/C

Answer

sulfur/S

Answer

nitrogen/N

Question 55

Which of the following has a positive charge?

Accepted Answer

proton

Answer

anion

Answer

electron

Answer

neutron

Question 56

Which of the following statements best describes what happens when chocolate melts?

Accepted Answer

This is a physical change, and the molecules move farther apart.

Answer

This is a chemical change, and the molecules move closer together

Answer

This is a chemical change, and the molecules move farther apart.

Answer

This is a physical change, and the molecules move closer together.

Question 57

The nucleus of an atom consists of

Accepted Answer

protons and neutrons

Answer

electrons, protons and neutrons

Answer

electrons and neutrons

Answer

electrons and protons

Question 58

The mass number of an atom is

Accepted Answer

number of protons and neutrons

Answer

number of protons only

Answer

number of neutrons only

Answer

number of electrons

Question 59

What is the maximum number of electrons that can be found in a 5p cluster (or orbital) of a single atom?

Accepted Answer

6

Answer

10

Answer

14

Answer

2

Question 60

The list which contains only elements is

Accepted Answer

Calcium, Sulphur, carbon

Answer

Air, water, fire, earth

Answer

Hydrogen, oxygen, brass

Answer

air, water, oxygen

Question 61

The smallest part of an element that cannot exist as a free state is

Accepted Answer

atom

Answer

molecule

Answer

ion

Answer

charge

Question 62

In physical science, a push or a pull is called a/an

Accepted Answer

force

Answer

motion

Answer

inertia

Answer

acceleration

Question 63

The amount of matter in an object is called its

Accepted Answer

inertia

Answer

acceleration

Answer

motion

Answer

force

Question 64

The force that pulls falling objects toward Earth is called

Accepted Answer

gravity

Answer

acceleration

Answer

air resistance

Answer

free fall

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