Simplification Test for SSC CGL

The value of $\frac{3}{70}+ \frac{1}{42}+\frac{1}{66}+\frac{3}{286}+\frac{1}{130}+\frac{1}{170}$ is:

"If '+' means '-', '-' means '+', '×' means '÷', and '÷' means '×', then the value of $ \frac{42 + 12 \div 3 - 8 \times 2 - 15}{8 \div 2 + 4 + 9 \div 3} $is:"

\(5\frac{1}{5}\div \left[3\frac{1}{2}-\lbrace{\frac{5}{6}-\left(\frac{3}{5}+\frac{1}{10}-\frac{4}{15}\right)\rbrace}\right]\) is equal to:

The value of $\frac{46+\frac{3}{4} \ \text{of}\ 32-6}{37-\frac{3}{4} \ \text{of}\ (34+6)}$ is:

The value of \(15 \div 8 - \frac{5}{4} \text{ of } (\frac{8}{3} \times \frac{9}{16}) + (\frac{9}{8} \times \frac{3}{4}) - (\frac{5}{32} \div \frac{5}{7}) + \frac{3}{8}\) is:

The value of $90 \div 20 \text{ of } 6 \times [11 \div 4 \text{ of } \{3 \times 2 - (3 - 8)\}] \div (9 \div 3 \times 2)$ is:

Find the value of $5.8 + (7.4 \div 3.7 \times 5) - 6 \times 2 \div 2.5$.

The value of $25 \div 15 \text{ of } 4 \times [4 \div 5 \times (9 - 7)] - (20 \div 5 \text{ of } 9)$ is:

The value of $-1 + \frac{1}{4} \div \frac{1}{2} \times 2 + 5$ is:

Rajan spent 10% of his salary on rent. He spent 20% of the remaining part of the salary on transport. After which he spent 40% of the balance of the salary on food. Further, he spent 80% of the balance on various bills. He deposits Rs. 5000 in the bank and kept the remaining Rs. 1480 for his own petty expenditure. Find his monthly salary (in Rs.)?