Quiz about January 31 - February 4 Raider Prep Math 8

Question 1

Which list is in ascending order?

Accepted Answer

$$-\frac{5}{2},-\sqrt[]{4},3.14,\pi$$

Answer

$$-\sqrt[]{4},-\frac{5}{2},3.14,\pi$$

Answer

$$3.14,\pi,-\sqrt[]{4},-\frac{5}{2}$$

Answer

$$-\frac{5}{2},-\sqrt[]{4},\pi,3.14$$

Question 2

All of the following statements are true except:

Accepted Answer

No whole numbers are rational numbers.

Answer

Repeating decimals are rational numbers.

Answer

Some integers are natural numbers.

Answer

All natural numbers are real numbers.

Question 3

Which pair of numbers are between 8 and 9

Accepted Answer

$$\sqrt[]{68}$$ and $$\sqrt[]{74}$$

Answer

$$\sqrt[]{26}$$ and $$\sqrt[]{35}$$

Answer

$$\sqrt[]{60}$$ and $$\sqrt[]{70}$$

Answer

$$\sqrt[]{80}$$ and $$\sqrt[]{99}$$

Question 4

Which inequality represents all the solutions of:

$$9\left(4x-8\right)<4\left(6x+9\right)$$

Accepted Answer

$$x<9$$

Answer

$$x<-3$$

Answer

$$x>-3$$

Answer

$$x>9$$

Question 5

Which graph best represents the equation of the line with a slope of 1 and y-intercept of -3?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 6

Joshua is playing a video game. The more time Joshua spends on the game, the more levels of the game he passes. Which of these is the independent variable in this situation?

Accepted Answer

The time Joshua plays

Answer

The levels Joshua passes

Answer

The number of levels the game has

Answer

The number of points he scores

Question 7

Which equation best describes the graph?

Accepted Answer

$$y=-2x-2$$

Answer

$$y=2x-2$$

Answer

$$y=\frac{1}{2}x+2$$

Answer

$$y=-\frac{1}{2}x-2$$

Question 8

Which table of values is represented by this rule:

"Six less than the sum of a number, $$x$$ ,and -2"

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 9

Eliza bought a total of 32 cupcakes. Each cupcake costs $0.60, including tax. Of the cupcakes she bought, $$\frac{1}{4}$$ were chocolate cupcakes. What was the total cost of only the chocolate cupcakes?

Accepted Answer

$4.80

Answer

$19.20

Answer

$14.40

Answer

$8.00

Question 10

An electronic store buys AirPods for a wholesale price of $110. If the store marks up all items by 45%, what is the selling price of the AirPods?

Accepted Answer

$159.50

Answer

$49.50

Answer

$155

Answer

$65

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