Quantitative Aptitude
If \(A = \frac{1}{2} + \frac{1}{3} \times \frac{1}{4} \div \frac{1}{5} - \frac{1}{6}\) and \(B = \frac{1}{2} \div \frac{1}{3} \times \frac{1}{4} + \frac{1}{5}\) then What is the value of A - B?
\(\frac{17}{20}\)
\(\frac{9}{20}\)
\(\frac{7}{40}\)
\(\frac{1}{5}\)
The perimeter of a square is equal to the perimeter of a rectangle, and the latter has a width of 12 cm. The area of the square is 400 cm2. Find the area of the rectangle.
if \(\frac{32 \div 16 - 5 \times 2}{11 \div 22 \times 8 - 5 \times 2} = \frac{1}{P}\) What is the value of P?
\(\frac{4}{3}\)
\(\frac{5}{4}\)
\(\frac{3}{4}\)
\(\frac{4}{5}\)
The average salary of 12 employees in a company was recorded to be ₹20,000. If the salary of the manager is also included, then the average salary increases by ₹2,000. Find the salary of the manager.
Umesh earns a simple interest of ₹1,600 on a certain sum in two years at the rate of 4% per annum. How much more interest would he have earned if he had invested the same sum at 4% interest per annum, compounded annually?
The diameter of a circle is 112 cm. What is the circumference of this circle? \(\text{(Use }\pi = \tfrac{22}{7}\text{)}\)
If the selling price of a shirt is reduced from ₹440 to ₹410, the loss increases by 4%. What is the cost price of the shirt?