Quantitative Aptitude - Arithmetic Ability Questions

What is the value of sec2θ + 1sec2θ - 1 x 12cotθ - tanθ ?

PQRA is a rectangle, AP = 22 cm, PQ = 8 cm. ΔABC is a triangle whose vertices lie on the sides of PQRA such that BQ = 2 cm and QC = 16 cm .Then the length of the line joining the mid points of the sides AB and BC is

A sum becomes Rs 1392 in 2 years and Rs 1488 in 3 years at simple interest. What is the rate (in percentage) of interest per annum?

The median of the numbers 14, 12, 12, 16, 13 and 18 is

A square is inscribed in a quarter circle in such a way that two of its adjacent vertices on the radius are equidistant from the centre and other two vertices lie on the circumference. If the side of square is √(5/2) cm, then what is the radius (in cm) of the circle?

What is that least number that must be added to the product 684 × 686 to make it a perfect square?

The average age of 30 boys in a class is 10 years. If the age of their teacher is also included, the average increases by one year. The teacher's age in years is

List price of TV is Rs. 2300 and discount series found to be 25% and 10%. Then the selling price of TV is