Quantitative Aptitude - Arithmetic Ability Questions

The effective annual rate of interest corresponding to a nominal rate of 15% per annum payable half-yearly is

The two equal sides of an isosceles triangle is 20 cm each and the third side is 30 cm. What is the area(in cm2) of the triangle?

An angle is smaller than its supplementary angle by 50°. What is the measure of the angle?

A helicopter, at an altitude of 1500 m, finds that two ships are sailing towards it, in the same direction. The angles of depression of the ships as observed from the helicopter are 60° and 30°respectively. Distance between the two ships, in metres is

The cost price of an article is x. It is marked up by 120%. It is sold at Rs 8800 after giving 20% discount. What is the value (in Rs) of x?

If three numbers are in the ratio 2 : 3 : 5 and the twice their sum is 100. Find the square of the largest of the three numbers.

Select the odd word/letters/number/number pair from the given alternatives.

Calculate the value of 55-5, if the value of √5 = 2.236.