Quantitative Aptitude - Arithmetic Ability Questions

What is the slope of the line parallel to the line passing through the points (3 , -4) and (-2 , 5)?

The mean of a distribution is 20 and the standard deviation is 4. What is the value of the coefficient variation?

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

What is the reflection of the point (4, 7) in the line y = -1?

What is the equation of the line if its slope is 4/3 and it passes through the point (-7 , 2)?

The maximum number of common tangents that can be drawn to two disjoint circles is

In a cyclic quadrilateral ABCD , the side AB is extended to a point X. If ∠XBC = 82° and ∠ADB = 47° , then the value of ∠BDC is

A line cuts the x­axis at the point (­3,0) and the y­axis at the point (0,6). What is the equation of the line?