Simplify :

$\Big(22÷5\dfrac{1}{2}\Big)$ ÷ $2\dfrac{1}{5}$ of $3\dfrac{1}{3} + 1\dfrac{5}{11}$

Simplify :

$6\dfrac{1}{3}$ ÷ $\Big(2\dfrac{1}{5} + 3\dfrac{1}{2}\Big)$ of $3\dfrac{1}{3}$

Which of the following is an improper fraction?

1. $\dfrac{7}{13}$

2. $\dfrac{3}{2}$

3. $\dfrac{4}{200}$

4. $\dfrac{11}{121}$

Three-fourths of 3 is

1. a unit fraction
2. a proper fraction
3. an improper fraction
4. not a fraction