Question : A person's salary has increased from INR 7,000 to INR 12,000. What is the percentage increase in his salary?

Option 1: $61 \frac{1}{7} \%$

Option 2: $69 \frac{1}{7} \%$

Option 3: $76 \frac{4}{7} \%$

Option 4: $71 \frac{3}{7} \%$

Question : The monthly income of an employee was INR 26,500 and his monthly expenditure was INR 22,000. Next year his income increased by 20% and his expenditure increased by 15%. Find the percentage increase in his savings.

Option 1: $44 \frac{7}{9} \%$

Option 2: $44 \frac{8}{9} \%$

Option 3: $44 \frac{5}{9} \%$

Option 4: $44 \frac{4}{9} \%$

Question : If the six-digit number 479xyz is exactly divisible by 7, 11, and 13, then {(y + z) ÷ x} is equal to:

Option 1: $4$

Option 2: $\frac{11}{9}$

Option 3: $\frac{7}{13}$

Option 4: $\frac{13}{7}$

Question : Satish bought 35 notebooks for Rs. 700 and sold 28 of them for Rs. 600. Find his gain percentage.

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

Option 2: $9 \frac{1}{7} \%$

Option 3: $6 \frac{1}{7} \%$

Option 4: $8 \frac{1}{7} \%$

Question : The value of $\left(5 \frac{1}{4} \div \frac{3}{7}\right.$ of $\left.\frac{1}{2}\right) \div\left(5 \frac{1}{9}-7 \frac{7}{8} \div 9 \frac{9}{20}\right) \times \frac{11}{21}+\left(2 \div 2\right.$ of $\left.\frac{1}{2}\right)$ is:

Option 1: $\frac{7}{2}$

Option 2: $3$

Option 3: $5$

Option 4: $\frac{9}{4}$