How to evaluate a fraction

Practice Questions

PSAT Math › How to evaluate a fraction

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1

Evaluate the following equation when and round your answer to the nearest hundredth.

$\frac{x^{3}-2x^{2}-3x+5}{5x+3}$

2

Solve Actmath_7_113_q10_1

3

If 3x = 12, y/4 = 10, and 4z = 9, what is the value of (10xyz)/xy?

4

For this question, the following trigonometric identities apply:

$\csc x=\frac{1}{\sin x}$ ,

$\sec x=\frac{1}{\cos x}$

$\cot x=\frac{1}{\tan x}$

Simplify: $\sin ^{2}x\csc x\cot x$

5

If $w=\frac{1}{8}$ then which of the following is equal to $w^\frac{2}{3}$ ?

6

$\frac{7^{12}-7^{10}}{7^{11}-7^{9}}=$

7

If , , and , find the value of $\frac{2x+y}{z}$ .

8

Simplify:

$\frac{\frac{1}{4}+\frac{5}{7}}{\frac{2}{5}}$

9

If pizzas cost dollars and sodas cost dollars, what is the cost of pizzas and sodas in terms of and ?

10

Simplify:

$\frac{\frac{81}{5}+\frac{7}{25}}{\frac{1}{9}-\frac{2}{7}}$

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