Quiz about Grade 9 Final Math Exam

Question 1

How many lines of symmetry does this shape have?

Accepted Answer

1

Answer

0

Answer

2

Answer

4

Question 2

What is a possible integer that could be between -6 and 2 on a number line?

Accepted Answer

-3

Answer

4

Answer

-8

Answer

3

Question 3

List in order from least to greatest.
5/4, 56%, 1.07, 4/5

Accepted Answer

^{56%, 4/5, 1.07, 5/4}

Answer

^{5/4, 56%, 1.07, 4/5}

Answer

^{1.07, 4/5, 5/4, 56%}

Answer

^{56%, 1.07, 4/5, 5/4}

Question 4

Simplify: (6x²)(-3x⁵)

Accepted Answer

-18x7

Answer

18x7

Answer

18x7

Answer

3x7

Question 5

Simplify the exponential expression.

Accepted Answer

8x6y12

Answer

2x6y12

Answer

2x5y7

Answer

8x5y7

Question 6

(5³x²y⁴)⁰

Accepted Answer

1

Answer

5xy

Answer

0

Answer

5

Question 7

What is the area of the rectangle?

Accepted Answer

D n2 - 25

Answer

A
2n² - 10n - 25

Answer

B n2 + 25

Answer

C
n² - 10n + 25

Question 8

How many terms are in the following polynomial?
_3xy_{- 2y + 8x - 7z -16}

Accepted Answer

D 5

Answer

A 1

Answer

B 2

Answer

C 4

Question 9

(2x + 3)(3x + 4)

Accepted Answer

6x² + 17x + 12

Answer

6x² + 17x + 7

Answer

6x² + 8x + 12

Answer

6x² + 9x + 12

Question 10

A relation where every input yields one and only one output is called what?

Accepted Answer

Function

Answer

Relation

Answer

Linear

Answer

Exponential

Question 11

Is the relation a function? Why.

Accepted Answer

No, because the x-value 11 has two y-values pair with it.

Answer

Yes, because the x-value 11 has two y-values pair with it.

Answer

Yes, because each x-value has only one y-value paired with it.

Answer

No, because each x-value has only one y-value paired with it.

Question 12

What point is the y-intercept?

Accepted Answer

(0,-2)

Answer

(2,0)

Answer

(0,2)

Answer

there is no y-intercept

Question 13

Which equation matches the table?

Accepted Answer

y = x + 5

Answer

y = 5x

Answer

y = x - 5

Answer

x = y - 5

Question 14

What is the equation for the table?

Accepted Answer

y =1/4x -3

Answer

y =4x - 3

Answer

y = -3x -3

Answer

y =-2x -3

Question 15

Charlie starts with $350 in his savings account. He withdraws $15 per week from his account. What is the starting point or y-intercept for this situation?

Accepted Answer

350

Answer

15

Answer

-15

Answer

-350

Question 16

Write an equation for this relation.

Accepted Answer

y = x + 41

Answer

y = x - 41

Answer

y = 11x + 1

Answer

y = 12x - 3

Question 17

Bruno leaves home and goes for a run along a straight path. He runs to the park, stops for a rest and returns home. Which graph best represents his run?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 18

Liam sells sandwiches at an arena. He earns $10.50 per hour plus $0.40 for each sandwich he sells.

How many sandwiches does he need to sell during a 6 hour shift to earn $125?

Accepted Answer

155

Answer

158

Answer

62

Answer

12

Question 19

Solve for x.

3(2x - 7) = 15

Accepted Answer

x = 6

Answer

x = -6

Answer

x = 11/3

Answer

x = 10

Question 20

Solve:
5x - 14 = 8x + 4

Accepted Answer

x = -6

Answer

x = 6

Answer

x = -18

Answer

x = 10

Question 21

Solve the equation:
3x - x + 4 = 4(2x +1)

Accepted Answer

x = 0

Answer

no solution

Answer

infinite solutions

Answer

x = 6

Question 22

Solve:
2(2x + 3) = -6(x + 9)

Accepted Answer

-6

Answer

1.2

Answer

6

Answer

7.5

Question 23

Solve:
2(a + 4) = 2a - 8 + 4a

Accepted Answer

4

Answer

3

Answer

-3

Answer

-4

Question 24

Solve
-5m < 10

Accepted Answer

m > -2

Answer

m < -2

Answer

m < -50

Answer

m > -50

Question 25

Question 25.

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 26

What is the value of x?

Accepted Answer

x = 80

Answer

x = 160

Answer

x = 40

Answer

x = 360

Question 27

Find x

Accepted Answer

10

Answer

5

Answer

18

Answer

9

Question 28

How many degrees are in a semicircle?

Accepted Answer

180

Answer

360

Answer

270

Answer

3.14

Question 29

Solve for x.

Accepted Answer

20

Answer

5

Answer

40

Answer

85

Question 30

What is the measure of arc KL?

Accepted Answer

108

Answer

106

Answer

110

Answer

112

Question 31

What is P?

Accepted Answer

point of tangency

Answer

chord

Answer

secant

Answer

tangent

Question 32

In the diagram, a tangent and a line drawn to the point of tangency form a right triangle. Solve for "?" (the length of the hypotenuse)

Accepted Answer

15

Answer

6

Answer

-24

Answer

14

Question 33

A beverage company wanted to see if people in the United States liked their new logo.
Which choice best represents a population?

Accepted Answer

Every person in the United States.

Answer

A selection of logo artists.

Answer

A selection of shoppers from different shoppers from different states.

Answer

3,800 children age 5-15

Question 34

A musician wanted to see what people who bought his last album thought about the songs.
Which choice best represents a sample?

Accepted Answer

A selection of 3,294 people who bought the album.

Answer

Every person who bought the album.

Answer

A selection of people who didn't want to buy the album.

Answer

250 girls who bought the album.

Question 35

To determine if my students like Math, I surveyed every 3rd student that walked into my classroom. This is an example of a ...

Accepted Answer

systematic random sample

Answer

simple random sample

Answer

convenience sample

Answer

voluntary response sample

Question 36

A sample should be

Accepted Answer

representative of the population

Answer

representative of  only middle school students only

Answer

a very large group

Answer

representative of people who volunteer

Grade 9 Final Math Exam

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