Quantitative Aptitude - Arithmetic Ability Questions

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 price of an article is cut by 7%, to restore it to its original value, the new price must be increased by

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

Four pairs of words are given. Find the odd one out.

If the roots of the equation a(b – c)x2 + b(c – a)x + c(a – b) = 0 are equal, then which of the following is true?

The length of diagonal BD of a parallelogram ABCD is 36 cm. P and Q are the centroids of triangle ABC and triangle ADC respectively. What is the length (in cm) of PQ?

Vishal is 20 years younger to Arya. Twelve years hence Arya's age will be 1.25 times that of Vishal. Aryais now ......... years old.

Find the odd word/letters/numbers pair from the given alternatives.