64Maths | Samui tutor | GED practice

Part 1: No calculator

In the following 5 questions you are not allowed to use a calculator.

Ok, let's go!

Which value is one of the solutions of $4 x^{2} - 36 = 0$ ?

-3

3

-9

36

Write $\frac{136}{32}$ as a mixed number in lowest terms.

$\frac{17}{4}$

4 $\frac{1}{4}$

4 $\frac{8}{32}$

4 $\frac{4}{16}$

Which fraction equals to 0.875?

$\frac{87.5}{100}$

$\frac{151}{200}$

$\frac{7}{8}$

$\frac{7}{80}$

If $f (x) = 2 x^{2} + 7 x + 3$ , what is the value of $f (5)$ ?

88

63

138

85

Multiply: $x^{\frac{3}{2}} \times x^{- \frac{3}{2}}$

$x^{\frac{3}{2}}$

$x^{- \frac{3}{2}}$

0

1

Factorize $8 x^{2} + 24 x + 18$

$(4 x + 3)^{2}$

$2 (2 x + 3)^{2}$

$(4 x + 3) (2 x + 6)$

$(2 x - 3) (4 x - 6)$

Divide $\frac{x^{2} - 9 x + 20}{x - 5}$

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

$\frac{x - 9}{x - 5}$

4

1

Expand $(2 x + 5)^{2}$

$4 x^{2} + 25$

$2 x^{2} + 10 x + 25$

$4 x + 10$

$4 x^{2} + 20 x + 25$

A bowl is filled with 5 red, 6 yellow, and 4 white balls. What is the probability of drawing a red ball and then a white ball at random?

$\frac{9}{21}$

$\frac{9}{29}$

$\frac{2}{21}$

$\frac{1}{3}$

What is the smallest integer that makes $x \geq - 10$ true? Type your answer in the box: Submit

A line has the equation $3 x - 5 y = 15$ . What is its slope?

$- \frac{5}{3}$

$- \frac{3}{5}$

$\frac{5}{3}$

$\frac{3}{5}$

Where does the graph of $y = 6 x^{2} + 5 x - 6$ intersect the y-axis?

$6$

$5$

$- 6$

$- 5$

What is the sum of $2 x + 13$ and $6 x + 3$ ?

$8 x + 16$

$8 x^{2} + 16$

$4 x - 10$

$x + 2$

Evaluate $4^{\frac{5}{2}}$

32

10

512

64

Subtract $\frac{2 x - 7}{4 x} - \frac{7 y + 3}{6 y}$

$\frac{9 x y - 4}{24 x y}$

$- \frac{6 x + 8 x y + 21 y}{12 x y}$

$\frac{- 8 x y - 21 y + 6 x}{12 x y}$

$\frac{2 x - 7 y - 10 x y}{24 x y}$

What does $f (x)$ approach as $x$ becomes larger and larger but negative, if $f (x) = x^{3} - 2 x^{2} + 12 x + 5$ ?

$+ \infty$

0

$- \infty$

5

Write $\frac{19}{2000}$ as a decimal.

Type your answer in the box: Submit

Solve for $x$ : $3 x - 11 < 5 x - 7$ .

$x > - 2$

$x < - 2$

$x > 2$

$x < 2$

Divide $\frac{x^{2} y^{4} z^{- 3}}{x y z^{3}}$

$\frac{x^{2} y^{4}}{x y z^{6}}$

$\frac{x}{y^{3} z^{6}}$

$\frac{x y^{3}}{z^{6}}$

$\frac{x y^{3}}{z^{9}}$

Sandi has brewed 55 ounces of iced tea. How many full glasses of tea can be filled if it takes $7 \frac{3}{4}$ ounces of tea to fill each glass?

47

8

7

6

Which of the following implicitly defines a linear function?

$x^{2} + y^{2} = 25$

$3 x - 5 y = 35$

$x y = 9$

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

Which function assigns the domain value 12 to the range value 7?

$y = 2 x - 2$

$y = 3 x - 4$

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

$y = \frac{3}{7} x + 12$

If a fair coin is tossed four times, what is the probability of getting tails exactly twice?

$\frac{1}{2}$

$\frac{1}{4}$

$\frac{3}{8}$

$\frac{3}{4}$

What is the equation for a line perpendicular to $6 x - 7 y = 8$ and passing through the point $(8, 1)$ ?

$y = - \frac{7}{6} x + \frac{31}{3}$

$y = \frac{6}{7} x - \frac{8}{7}$

$- 6 x + 7 y = - 8$

$y = \frac{7}{6} x - \frac{31}{3}$