Quantitative Aptitude - Arithmetic Ability Questions

30% of a number exceeds 25% of the same number by 27. What is the value of the number?

If x3-2x=3x, then the value of x2+1x2 will be

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

Rs. x invested at 8% simple interest per annum for 5 years yields the same interest as that on Rs. y invested at 7.5% simple interest per annum for 6years. Find x : y.

If cosA + cos2A = 1 then the value of sin2A + sin4A is

If 3x ­- 2(4 ­- 3x) < 2x ­- 5 < 3x + 3; then the value of x is

What is the slope of the line perpendicular to the line passing through the points (-5 , 1) and (-2 , 0)?

What is the compound interest on Rs. 48,000 for 2 years at 20% p.a., if interest is compounded annually?