Quantitative Aptitude - Arithmetic Ability Questions

In triangle PQR, the sides PQ and PR are produced to A and B respectively. The bisectors of ∠AQR and ∠BRQ intersect at point O. If ∠QOR = 50°, then what is the value (in degrees) of ∠QPR?

If 4r = h + r2+h2 then r: h = ? (r not equal to 0)

A bus is running at a speed of 90 kmph. What distance will it cover in 20 seconds?

A merchant marked cloth at Rs. 50/metre . He offers 2 successive discounts of 15% and 20%. The net price/metre is

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 12% per annum is Rs 900. What is the value of given sum (in Rs)?

The 2nd and 6th term of an arithmetic progression are 8 and 20 respectively. What is the 20th term?

In the given figure, ABCD is a square of side 14 cm. E and F are mid points of sides AB and DC respectively. EPF is a semicircle whose diameter is EF. LMNO is a square . What is the area (in sq.cm) of the shaded region?

What is the value of xy if x - y = 3 and x2+y2=15?