Algebraic Fractions II - Normal

Question 1: Reduce the fraction

\frac{5}{15 a}

A

\frac{1}{5 a}

B

\frac{1}{3 a}

C

\frac{1}{a}

D

\frac{1}{3}

Question 2: Reduce the fraction

\frac{2 a}{4 b}

A

\frac{a}{2 b}

B

\frac{a}{4 b}

C

\frac{1}{2 b}

D

\frac{a}{b}

Question 3: Add expressions

\frac{3 c}{5} + \frac{3 c}{10}

A

\frac{9 c^{2}}{10}

B

\frac{9 c}{10}

C

\frac{6 c^{2}}{10}

D

\frac{6 c}{5}

Question 4: Find valid values for the fraction

\frac{x}{x + 3}

A

x \neq 1

B

x \neq 3

C

x \neq - 3

D

x \neq 0

Question 5: Multiply:

- 3 \frac{7}{10 a} \times 25 a^{2}

A

92.5 a

B

925 a

C

92.5

D

- 92.5 a

Question 6: Simplify

\frac{2 x}{3 c} + \frac{5}{3 c}

A

\frac{7 x}{3 c}

B

\frac{7 x}{6 c}

C

\frac{2 x + 5}{3 c}

D

\frac{7 x}{6 c^{2}}

Question 7: Simplify

\frac{2 - a^{2}}{a^{2}} - \frac{2}{a^{2}}

A

- \frac{1}{a}

B

\frac{1}{a}

C

- 1

D

1

Question 8: Add expressions

\frac{1}{a} + \frac{3}{2 a}

A

\frac{4}{2 a}

B

\frac{5}{a}

C

\frac{4}{2 a^{2}}

D

\frac{5}{2 a}

Question 9: Solve equation

\frac{5 a - 7}{8 a} = 3

A

- \frac{7}{19}

B

\frac{7}{19}

C

0

D

1

Question 10: Simplify

\frac{7^{3} a}{7^{2} a^{2} \times 7}

A

7

B

\frac{1}{a}

C

a

D

\frac{1}{7}

Test: Algebraic Fractions II - Normal

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