Quantitative Aptitude - Arithmetic Ability Questions

If the selling price of an article is doubled, then its loss percentage gets converted into the equal profit percentage. What is the loss percentage?

A point P lying inside a triangle is equidistant from the vertices of the triangle. Then the triangle has P as its

Identify the odd one out from the following:

What is the value of sin 330°?

28% of a number is 35. What is the number?

For triangle ABC, find equation of median AD if co­ordinates of points A, B and C are (2,­4), (3,0) and (5,­2) respectively?

The maturity value of a certain sum after two years at 20% p.a. interest compounded annually is Rs. 14,400/-. Find the Principal amount.

If (-1/2) * ( x - 5) + 3 = -5/2, then what is the value of x?