Test: Algebraic Fractions II - Normal

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Question 1:   Reduce the fraction  $\frac{5}{15a}$
$\frac{1}{3}$
$\frac{1}{5a}$
$\frac{1}{a}$
$\frac{1}{3a}$
Question 2:   Reduce the fraction  $\frac{2a}{4b}$
$\frac{1}{2b}$
$\frac{a}{b}$
$\frac{a}{2b}$
$\frac{a}{4b}$
Question 3:   Add expressions  $\frac{3c}{5}+\frac{3c}{10}$
$\frac{6c}{5}$
$\frac{9c}{10}$
$\frac{6{c}^{2}}{10}$
$\frac{9{c}^{2}}{10}$
Question 4:   Find valid values for the fraction  $\frac{x}{x+3}$
$x\ne -3$
$x\ne 3$
$x\ne 0$
$x\ne 1$
Question 5:   Multiply:  $-3\frac{7}{10a}×25{a}^{2}$
$92.5$
$92.5a$
$-92.5a$
$925a$
Question 6:   Simplify  $\frac{2x}{3c}+\frac{5}{3c}$
$\frac{2x+5}{3c}$
$\frac{7x}{3c}$
$\frac{7x}{6c}$
$\frac{7x}{6{c}^{2}}$
Question 7:   Simplify  $\frac{2-{a}^{2}}{{a}^{2}}-\frac{2}{{a}^{2}}$
$-\frac{1}{a}$
$\frac{1}{a}$
$-1$
$1$
Question 8:   Add expressions  $\frac{1}{a}+\frac{3}{2a}$
$\frac{5}{2a}$
$\frac{5}{a}$
$\frac{4}{2{a}^{2}}$
$\frac{4}{2a}$
Question 9:   Solve equation  $\frac{5a-7}{8a}=3$
$1$
$0$
$\frac{7}{19}$
$-\frac{7}{19}$
Question 10:   Simplify  $\frac{{7}^{3}a}{{7}^{2}{a}^{2}×7}$
$\frac{1}{a}$
$a$
$\frac{1}{7}$
$7$