Quantitative Aptitude - Arithmetic Ability Questions

In the following question, select the odd letters from the given alternatives.

If a + b + c = 0 , then the value of a3 + b3+ c3 is

A line passing through the origin perpendicularly cuts the line 3x - 2y = 6 at point M. Find M?

Δ DEF is right angled at E. If m ∠D = 30°. What is the length (in cm) of DE, if EF = 2√3 cm?

ΔABC is right angled at B. BD is the altitude. AD is 18 cm and DC is 50 cm. Find length of BD?

What is the measure of an interior angle of a regular polygon of 10 sides?

If the value of √30  is approximately 5.477, then what is the approximate value of 56 ?

The price of an article is cut by 42%, to restore to its original value, the new price must he increased by ______.