Quiz about Chapter 5 Review

Question 1

Find the slope of the line.

Accepted Answer

-1

Answer

-2

Answer

2

Answer

1

Question 2

Find the slope of the line that passes through
(10, 1) and (5, 2)

Accepted Answer

-1/5

Answer

1/5

Answer

5

Answer

-5

Question 3

Find the slope of the line that passes through the points (2, 4) and (6, 12)

Accepted Answer

2

Answer

1/2

Answer

-1/2

Answer

-2

Question 4

Find the slope of the line.

Accepted Answer

-5/4

Answer

5/4

Answer

-4/5

Answer

4/5

Question 5

Find the slope of the line.

Accepted Answer

0

Answer

Undefined

Answer

1

Answer

-1

Question 6

Find the slope of the line.

Accepted Answer

Undefined

Answer

0

Answer

1

Answer

-1

Question 7

What is the slope?

Accepted Answer

$1/2 miles driven

Answer

$2/1 mile drive

Answer

2 miles driven/$1

Answer

1 mile driven/$2

Question 8

A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change?

Accepted Answer

75

Answer

200

Answer

150

Answer

300

Question 9

What is the slope in the equation y=2x + 3?

Accepted Answer

2

Answer

3

Answer

5

Answer

Cannot be Determined

Question 10

A line with 0 slope looks like...

Accepted Answer

A horizontal line

Answer

A vertical line

Answer

A slanted line

Answer

A coordinate pair

Question 11

What is the y-intercept of this graph?

Accepted Answer

2

Answer

-1/2

Answer

1/2

Answer

-2

Question 12

What is the equation of this graph?

Accepted Answer

y = -1/2x + 2

Answer

y = 1/2x + 2

Answer

y = 2

Answer

y = 1/2x - 2

Question 13

Using the graph, find the slope.

Accepted Answer

4/3

Answer

3/4

Answer

-4/3

Answer

-3/4

Question 14

Is the point (3,11) on the graph y=2x+5?

Accepted Answer

yes

Answer

no

Question 15

Is the point (0,5) on the graph y=7x+1?

Accepted Answer

no

Answer

yes

Question 16

What is the slope?

Accepted Answer

-3

Answer

-1/3

Answer

-4

Answer

5

Question 17

What is the slope?

Accepted Answer

3

Answer

-3

Answer

10

Answer

-6

Question 18

Determine the slope and y-intercept from the following equation:   y = 3/2x + 3

Accepted Answer

slope: 3/2   y-intercept:  (0,3)

Answer

slope: 5   y-intercept:  (0,3)

Answer

slope:  4  y-intercept:  (0,3/2)

Answer

slope: 1/5   y-intercept:  (0,5)

Question 19

Write the equation for the line in slope-intercept form.

Accepted Answer

y= 4x+3

Answer

y= -1x+3

Answer

y=1/4x+3

Answer

y= -4x+3

Question 20

Which of these lines has a slope of -3?

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 21

Write the equation of the line.

Accepted Answer

y= -3x-3

Answer

y= -1x-3

Answer

y= -3x-1

Answer

y=-1/3x-1

Question 22

Which of these represents point-slope form of a linear equation?

Accepted Answer

y - y₁ = m(x - x₁)

Answer

Ax + By = C

Answer

y = mx + b

Question 23

Which of these represents slope-intercept form of a linear equation?

Accepted Answer

y = mx + b

Answer

y - y₁ = m(x-x₁)

Answer

Ax + By = C

Question 24

For the equation
y - 3 = 2(x + 4),
the line has a slope of 2 and contains what point?

Accepted Answer

(-4, 3)

Answer

(3, -4)

Answer

(-3, -4)

Answer

(-4, -3)

Question 25

For the equation
y + 1 = -3(x - 5),
the line contains the point (5, -1) and has a slope of?

Accepted Answer

-3

Answer

-1

Answer

1

Answer

5

Question 26

Write the equation in point-slope form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4

Accepted Answer

y +7 = -1/4(x - 4)

Answer

y - 4 = -1/4(x + 7)

Answer

y+ 7 = 4(x - 4)

Answer

y - 7 = -1/4(x - 4)

Question 27

Write the equation in point-slope form of the line that passes through the given point and has the given slope:
(-2, -1); m= -3

Accepted Answer

y + 1 = -3(x + 2)

Answer

y + 1 = -3(x - 2)

Answer

y - 1 = 3(x - 1)

Answer

y + 2 = -3(x + 1)

Question 28

Question 28.

Accepted Answer

y=2x+7

Answer

y=-3x-5

Answer

y=2x-1

Answer

y=2x+6

Question 29

Question 29.

Accepted Answer

y=2x+7

Answer

y=-3x-5

Answer

y=2x-1

Answer

y=2x+6

Question 30

Question 30.

Accepted Answer

y= 3/4 x + 3

Answer

y= 1/2 x +3

Answer

y= 2x+3

Answer

y=2x-7

Question 31

Write the equation in point-slope form for the line that contains the points
(-2, -3), (4, 3)

Accepted Answer

y + 3 = 1(x + 2)

Answer

y - 3 = 1(x - 2)

Answer

y -3 = -1(x + 2)

Answer

y + 3 = -1(x - 2)

Question 32

Determine the slope and y-intercept from the following equation:   4x + y = -10

Accepted Answer

slope: -4   y-intercept:  (0,-10)

Answer

slope: 4   y-intercept:  (0,10)

Answer

slope: -4   y-intercept:  (0,10)

Answer

slope: 4   y-intercept:  (0,-10)

Question 33

Give the slope and y-intercept
6x - 3y = -9

Accepted Answer

m=2<br>b=3

Answer

slope is 6
y-intercept is 9

Answer

slope is 2
y-intercept is -3

Answer

m = 3
b = 2

Question 34

Find the x and y intercepts
4x - 5y = 40

Accepted Answer

x intercept is 10
y intercept is -8

Answer

x intercept is 10
y intercept is 8

Answer

x intercept is 10
y intercept is 20

Answer

x intercept is 8
y intercept is 10

Question 35

Find the x and y intercepts
4x - 5y = 40

Accepted Answer

x intercept is 10
y intercept is -8

Answer

x intercept is 10
y intercept is 8

Answer

x intercept is 10
y intercept is 20

Answer

x intercept is 8
y intercept is 10

Question 36

Give the x-intercept
3x + 8y = 24

Accepted Answer

(8, 0)

Answer

(0, 8)

Answer

(3, 0)

Answer

(0, 3)

Question 37

Which equation is written in STANDARD form?

Accepted Answer

-7x + 2y = 9

Answer

y = 1/2x + 2

Answer

y - 3 = -5(x + 2)

Answer

3x + 2 = y

Question 38

Name the x- and y-intercepts for the equation:
2x + y = 6

Accepted Answer

(3, 0) and (0, 6)

Answer

(0, 3) and (6, 0)

Answer

(0, -3) and (-6, 0)

Answer

(-3, 0) and (0, -6)

Question 39

Find the slope from the table.

Accepted Answer

4

Answer

-4

Answer

1

Answer

-2

Question 40

Write the equation in slope-intercept form (solve for y):
-3y + 5x = 12

Accepted Answer

y = -4 + 5/3x

Answer

y = -4 + 5x

Answer

y = 4 - 5/3x

Answer

y = 12 + 5x

Question 41

Write the equation in slope-intercept form (solve for y):
2y = 10x + 14

Accepted Answer

y = 5x + 7

Answer

y = 10x + 12

Answer

y = 10x + 7

Answer

y = 5x + 14

Question 42

Slopes of parallel lines are...

Accepted Answer

identical.

Answer

opposite reciprocals.

Answer

opposites.

Answer

always 7.

Question 43

Slopes of perpendicular lines are...

Accepted Answer

opposite reciprocals.

Answer

opposites.

Answer

identical.

Answer

always 7.

Question 44

y = 3x +2
y = 3x - 3
These lines are...

Accepted Answer

Parallel

Answer

Perpendicular

Answer

Neither

Answer

The same line

Question 45

-6x + y = 2
6x + y = 2
These lines are...

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Question 46

y = -2/3x + 2
y = 3/2x + 9
These lines are...

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Neither

Question 47

What is the slope of a line parallel to the line whose equation is: -2x + y = - 7?

Accepted Answer

2

Answer

-2

Answer

1/2

Answer

-1/2

Question 48

A line is perpendicular to y = 2x - 7.
What is the slope of this line?

Accepted Answer

-1/2

Answer

-2

Answer

1/2

Answer

2

Question 49

A line is perpendicular to y = 2x - 7.
What is the slope of this line?

Accepted Answer

-1/2

Answer

-2

Answer

1/2

Answer

2

Question 50

What is the slope of a line parallel to the line whose equation is: -2x + y = - 7?

Accepted Answer

2

Answer

-2

Answer

1/2

Answer

-1/2

Question 51

Write an absolute value function given the following transformations:
Reflection across the x-axis
Vertical shift right 2 units
Horizontal shift down 7 units

Accepted Answer

y = -|x - 2| - 7

Answer

y = -|x + 2| - 7

Answer

y = |x - 2| - 7

Answer

y = -|x - 2| + 7

Question 52

Write an equation for this relationship.

Accepted Answer

y=1/4x

Answer

y=4x

Answer

y=1/8x

Answer

y=8x

Question 53

The amount of money earned on a job is directly proportional to the number of hours worked.  If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

Accepted Answer

$308

Answer

$2

Answer

$1.57

Answer

$265

Question 54

Is the given table a direct variation? If so, what is the constant?

Accepted Answer

No

Answer

Yes; 1/4

Answer

Yes; 4

Answer

Yes; 2

Question 55

In a direct variation, y=39 when x=3.  Find the value of y when x=2.

Accepted Answer

26

Answer

3

Answer

58.5

Answer

2

Question 56

Is this a direct variation?
y=2x

Accepted Answer

yes

Answer

no

Question 57

Does the relationship represent direct variation?

Accepted Answer

Yes

Answer

No

Question 58

Write the equation for the table given.

Accepted Answer

y = 3x

Answer

y = 1/3x

Answer

y = 1/2x

Question 59

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

Accepted Answer

$1.20 per pound

Answer

$1.00 per pound

Answer

$3.60 per pound

Answer

$1.10 per pound

Question 60

Is this table proportional?

Accepted Answer

Yes

Answer

No

Question 61

What is the constant of proportionality?

Accepted Answer

16

Answer

8

Answer

24

Answer

2

Question 62

Is this proportional?
y=2x

Accepted Answer

yes

Answer

no

Question 63

y varies directly with x, and y is 16 when x is 32. Which equation represents this situation?

Accepted Answer

y=(1/2)x

Answer

y=32x

Answer

y=16x

Answer

y=2x

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