Quantitative Aptitude - Arithmetic Ability Questions

ABCD is a rectangle. P is a point on the side AB as shown in the given figure. If Dp = 13, CP = 10

A can do a work in 20 days and B in 50 days. If they work on it together for 5 days, then what fraction of work is left?

A vendor buys bananas at 12 for Rs 50 and sells at 5 for Rs 40. What will be the gain (in %)?

Nine years later, age of B will be equal to the present age of A. Sum of A's age 3 years later and B's age 4 years ago is 76. If C is half of the present age of B, then what will be C's age (in years) after 10 years?

In the given figure, PQRS is a quadrilateral. If QR = 18 cmand PS = 9 cm,then what is the area (in sq. cm) of quadrilateral PQRS?

In the following question, select the odd number from the given alternatives.

If xy = -30 and x2 + y2 = 61, then find the value of (x + y).

At what rate of compound interest per annum will a sum of Rs 50000 become Rs 73205 in 2 years?