Question : What is the value of $\frac{\left(\frac{28}{9} \times \frac{42}{35}\right) \div\left(\frac{3}{25} \times \frac{5}{7} \div \frac{1}{21}\right)}{\left(\frac{14}{15} \div \frac{2}{75} \text { of } \frac{7}{5}\right) \times \frac{1}{75} \div \frac{4}{3}} ?$

Option 1: $\frac{222}{27}$

Option 2: $\frac{212}{27}$

Option 3: $\frac{244}{27}$

Option 4: $\frac{224}{27}$

Question : What is the value of $\frac{49}{8} \times \frac{2}{3} \div \frac{98}{16} \times \frac{12}{4}$?

Option 1: 7

Option 2: 2

Option 3: 1

Option 4: 9

Question : What is the value of $\frac{1}{7} \times \frac{1}{8} \div \frac{72}{51}$ of $(\frac{1}{9}+\frac{1}{8})+(\frac{63}{56} \times \frac{48}{72})$?

Option 1: $\frac{21}{56}$

Option 2: $\frac{19}{56}$

Option 3: $\frac{45}{56}$

Option 4: $\frac{15}{56}$

Question : What is the value of $\frac{(45 \times 3 \div 27 \times 4)(81 \div 5 \times 85 \div 51)}{(108 \div 18 \times 7\div21)(133 \times 3 \div 38 \times 4)} ?$

Option 1: $\frac{46}{7}$

Option 2: $\frac{45}{7}$

Option 3: $\frac{54}{7}$

Option 4: $\frac{39}{7}$

Question : Simplify $\sqrt{3\tfrac{33}{64}}+\sqrt{9\tfrac{1}{7}} × 2\sqrt{3\tfrac{1}{9}}$

Option 1: $\frac{45}{256}$

Option 2: $1\tfrac{17}{28}$

Option 3: $4\tfrac{3}{8}$

Option 4: $2\tfrac{3}{16}$