Fractions Quiz

Problem 1. Select the group that all fractions are proper.
$\dfrac{3}{4};\ \dfrac{2}{5};\ \dfrac{7}{8};\ \dfrac{10}{10};\ \dfrac{1}{10}$      $\dfrac{5}{3};\ \dfrac{7}{3};\ \dfrac{11}{5};\ \dfrac{6}{6};\ \dfrac{2}{5}$      $\dfrac{3}{4};\ \dfrac{7}{8};\ \dfrac{11}{50};\ \dfrac{9}{20};\ \dfrac{4}{7}$      $\dfrac{11}{12};\ \dfrac{8}{9};\ \dfrac{10}{11};\ \dfrac{12}{3};\ \dfrac{4}{8}$

Problem 2. $\frac{a}{7}$ is a proper fraction, when $a$ is:
2; 5; 6;     1; 8; 3;     0; 1; 5;     4; 9; 12.

Problem 3. Represent the fraction $\frac{32}{11}$ as a mixed number.
$2\dfrac{10}{11}$     $2\dfrac{1}{10}$     $3\dfrac{1}{10}$     $2\dfrac{7}{11}$

Problem 4. The mixed number $9\frac{7}{8}$ equals:
$\frac{79}{7}$     $\frac{71}{8}$     $\frac{79}{8}$     $\frac{24}{8}$

Problem 5. Which fraction is equal to $\frac{7}{8}$?
$\frac{14}{24}$     $\frac{21}{24}$     $\frac{35}{48}$     $\frac{21}{32}$

Problem 6. Which group of fractions can have 40 as a common denominator?
$\frac{1}{2}$; $\frac{3}{4}$; $\frac{5}{7}$     $\frac{5}{7}$; $\frac{1}{8}$; $\frac{3}{4}$     $\frac{1}{2}$; $\frac{3}{4}$; $\frac{1}{8}$     $\frac{3}{4}$; $\frac{1}{12}$; $\frac{1}{8}$

Problem 7. The fraction $\frac{24}{72}$ equals to:
$\frac{12}{36}$      $\frac{8}{24}$      $\frac{1}{3}$      $\frac{1}{9}$

Problem 8. Calculate the expression $\frac{20 + 4\cdot 3}{120}$
$\frac{5}{2}$      $\frac{3}{5}$      $\frac{4}{15}$      $\frac{16}{60}$