Quantitative Aptitude - Arithmetic Ability Questions

In which of the following quadrilaterals only one pair of opposite angles is supplementary?

If X + 2Y = 27 and X - 2Y = -1, find the value of Y.

(0.2 x 0.2 x 0.2)(0.06 x 0.06 x 0.06) / (0.12 x 0.12 x 0.12) = ?

The ratio between the vertical angle and a base angle of an isosceles triangle is 4:3. The value of any one base angle is

The radius of a wire is decreased to one-third. If volume remains the same, length will increase by

Find the length of a transverse common tangent of the two circles whose radii are 3.5 cm, 4.5 cm and the distance between their centres is 10 cm.

The bar graph shows the annual sales of the different departments of a company. Study the diagram and answer the following questions

What is the ratio of the annual sales of department B to that of department F?

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