Quiz about 2023 Semester 1 Pre-Algebra Final

Question 1

Which transformation would transform pre-image U to image V?

Accepted Answer

Reflection

Answer

Translation

Answer

Rotation

Answer

Dilation

Question 2

What is the image point of (-2, 1) after a translation right 5 units, and up 3 units?

Accepted Answer

(3, 4)

Answer

(0, 7)

Answer

(8, 2)

Answer

(5, 3)

Question 3

If the pre-image from the bottom is reflected across the line y = -2, what is the location of the missing point?

Accepted Answer

(-1, 5)

Answer

(-1, 9)

Answer

(-1, 0)

Answer

(-1, 7)

Question 4

Which transformation would map figure N onto figure O? (N is the pre-image).

Accepted Answer

A translation 5 left up and 4 units down

Answer

A reflection over the x-axis

Answer

A reflection over the y-axis

Answer

A translation 5 units right and 4 units up

Question 5

The triangle on the right is a scaled copy of the triangle on the left. What is the scale factor in simplest form?

Accepted Answer

$$\frac{13}{8}$$

Answer

$$\frac{8}{13}$$

Answer

-10

Answer

10

Question 6

The triangle on the right is a scaled copy of the triangle on the left. What is the length of the missing side?

Accepted Answer

10

Answer

12

Answer

32

Answer

24

Question 7

The triangle on the right is a scaled copy of the triangle on the left.

If the scale factor from left to right is 3, what is the length of the unknown side.

Accepted Answer

21

Answer

$$\frac{7}{3}$$

Answer

$$\frac{3}{7}$$

Answer

10

Question 8

Solve the proportion

$$\frac{3}{2}=\frac{x}{8}$$

Accepted Answer

12

Answer

9

Answer

6

Answer

$$\frac{16}{3}$$

Question 9

Is the graph proportional or non-proportional?

Accepted Answer

Proportional

Answer

Neither

Answer

Both

Answer

Non-proportional

Question 10

What is the slope of the line?

Accepted Answer

-2/3

Answer

3/2

Answer

-3/2

Answer

2/3

Question 11

Find the slope from the table

Accepted Answer

-5

Answer

5

Answer

-1/5

Answer

1/5

Question 12

What is the linear equation that matches the table?

Accepted Answer

$$y=5x-1$$

Answer

$$y=-5x-1$$

Answer

$$y=x+5$$

Answer

$$y=-x+5$$

Question 13

What is the slope of the line with equation

$$y=-\frac{5}{7}x+3$$

Accepted Answer

$$-\frac{5}{7}$$

Answer

$$\frac{5}{7}$$

Answer

$$3$$

Answer

$$-3$$

Question 14

Solve the equation

$$\frac{x}{6}=-12$$

Accepted Answer

-72

Answer

-2

Answer

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

Answer

-36

Question 15

Solve the equation

$$12x+17=113$$

Accepted Answer

x=8

Answer

x=10

Answer

x=20

Answer

x=15

Question 16

Solve the equation

$$-2=-\frac{4}{5}x$$

Accepted Answer

$$\frac{5}{2}$$

Answer

$$-\frac{5}{2}$$

Answer

$$\frac{2}{5}$$

Answer

$$-\frac{2}{5}$$

Question 17

Solve the equation

$$−8x−6=−5x−27$$

Accepted Answer

x = 7

Answer

x = 10

Answer

x = -21

Answer

x = 0

Question 18

Hezekiah is memorizing the book of Titus. There are a total of 46 verses, and he has already memorized 18 of them. If he plans on memorizing 2 verses per day, which equation shows the number of days, x, in which Hezekiah will have memorized Titus?

Accepted Answer

$$\frac{\left(46-18\right)}{2}=x$$

Answer

$$46+\frac{18}{2}=x$$

Answer

$$\left(46-18\right)\cdot2=x$$

Answer

$$\frac{46}{2}-18=x$$

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