Quiz about GED Math Preparation Quiz

Question 1

Simplify the algebraic expression: $$2x - 3 + x + 4$$ .

Accepted Answer

$$3x + 7$$

Answer

$$3x + 1$$

Answer

$$2x + 1$$

Answer

$$x + 1$$

Question 2

Solve the linear equation: $$3x - 5 = 16$$ .

Accepted Answer

$$x = 7$$

Answer

$$x = 5$$

Answer

$$x = 3$$

Answer

$$x = 21$$

Question 3

Solve the quadratic equation: $$x^2 - 4x - 5 = 0$$ .

Accepted Answer

$$x = -1$$ and $$x = 5$$

Answer

$$x = 1$$ and $$x = -5$$

Answer

$$x = 5$$ and $$x = -1$$

Answer

$$x = -5$$ and $$x = 1$$

Question 4

Which of the following is a rational number?

Accepted Answer

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

Answer

$$\sqrt{2}$$

Answer

$$\pi$$

Answer

$$e$$

Question 5

The area of a rectangle is given by the formula $$A = lw$$ . If the length is 5 units more than twice the width, and the area is 75 square units, what is the width?

Accepted Answer

5 units

Answer

10 units

Answer

15 units

Answer

3 units

Question 6

What is the median of the following set of numbers: 3, 7, 9, 13, 14?

Accepted Answer

9

Answer

7

Answer

11

Answer

13

Question 7

Simplify the expression: $$(3x^2 - 2x + 1) - (2x^2 - 3x - 4)$$ .

Accepted Answer

$$x^2 + x + 5$$

Answer

$$x^2 - 5x - 3$$

Answer

$$5x^2 + x - 5$$

Answer

$$x^2 + x - 3$$

Question 8

Solve for $$x$$ : $$\frac{1}{2}x + 3 = 7$$ .

Accepted Answer

$$x = 8$$

Answer

$$x = 4$$

Answer

$$x = 2$$

Answer

$$x = 6$$

Question 9

If the solution to a quadratic equation is $$x = -3$$ and $$x = 2$$ , what is the equation?

Accepted Answer

$$x^2 + x - 6 = 0$$

Answer

$$x^2 - x - 6 = 0$$

Answer

$$x^2 + x + 6 = 0$$

Answer

$$x^2 - x + 6 = 0$$

Question 10

Convert the fraction $$\frac{45}{60}$$ to its simplest form.

Accepted Answer

$$\frac{3}{4}$$

Answer

$$\frac{4}{5}$$

Answer

$$\frac{5}{6}$$

Answer

$$\frac{9}{12}$$

Question 11

What is the circumference of a circle with a radius of 4 units? (Use $$\pi = 3.14$$ )

Accepted Answer

$$25.12$$ units

Answer

$$12.56$$ units

Answer

$$8$$ units

Answer

$$16$$ units

Question 12

Find the mean of the following set of numbers: 4, 8, 12, 16, 20.

Accepted Answer

10

Answer

12

Answer

14

Answer

16

Question 13

Solve the system of linear equations: $$2x + 3y = 6$$ and $$x - y = 2$$ .

Accepted Answer

$$x = 2$$ , $$y = 0$$

Answer

$$x = 3$$ , $$y = 1$$

Answer

$$x = 0$$ , $$y = 2$$

Answer

$$x = 1$$ , $$y = -1$$

Question 14

What is the slope of the line represented by the equation $$3x - 4y = 12$$ ?

Accepted Answer

$$-\frac{3}{4}$$

Answer

$$\frac{3}{4}$$

Answer

$$\frac{4}{3}$$

Answer

$$-\frac{4}{3}$$

Question 15

Simplify the expression: $$\frac{2x^3 - 4x^2 + 6x}{2x}$$ .

Accepted Answer

$$x^2 - 2x + 3$$

Answer

$$x^2 - 2x + 6$$

Answer

$$x^2 + 2x + 3$$

Answer

$$x^2 + x + 3$$

Question 16

What is the probability of rolling a 3 on a standard six-sided die?

Accepted Answer

$$\frac{1}{6}$$

Answer

$$\frac{1}{3}$$

Answer

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

Answer

$$\frac{2}{6}$$

Question 17

If the volume of a cube is $$64 cm^3$$ , what is the length of one side of the cube?

Accepted Answer

$$4 cm$$

Answer

$$8 cm$$

Answer

$$16 cm$$

Answer

$$32 cm$$

Question 18

What is the interquartile range of the following set of numbers: 1, 3, 5, 7, 9?

Accepted Answer

4

Answer

5

Answer

6

Answer

8

Question 19

Solve the inequality: $$-3x + 4 > 1$$ .

Accepted Answer

$$x < -1$$

Answer

$$x < 1$$

Answer

$$x > 1$$

Answer

$$x > -1$$

Question 20

What is the area of a triangle with a base of 10 units and a height of 5 units?

Accepted Answer

$$25$$ square units

Answer

$$50$$ square units

Answer

$$15$$ square units

Answer

$$30$$ square units

Question 21

Simplify the expression: $$\sqrt{49}$$ .

Accepted Answer

$$7$$

Answer

$$-7$$

Answer

$$\pm7$$

Answer

$$49$$

Question 22

If $$5x + 2 = 17$$ , what is the value of $$x$$ ?

Accepted Answer

$$3$$

Answer

$$5$$

Answer

$$15$$

Answer

$$7$$

Question 23

What is the standard deviation of the following set of numbers: 2, 4, 4, 4, 5, 5, 7, 9?

Accepted Answer

2

Answer

2.5

Answer

3

Answer

1.5

Question 24

The sum of the angles in a triangle is:

Accepted Answer

$$180^\circ$$

Answer

$$90^\circ$$

Answer

$$270^\circ$$

Answer

$$360^\circ$$

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