Quantitative Aptitude - Arithmetic Ability Questions

If 60/75 is equivalent to 4/x, then the value of x is

If 2x + 3 = 9 then find the value of 3x + 2

The two roots of an quadratic equation are given as x = 1/2 and x = -1/3. The equation can be written as

Slope of the side DA of the rectangle ABCD is 1/3. What is the slope of the side AB?

The line parallel to the BC of the triangle ABC divides the other two sides at the point D and E in such a way that AB=3AD. Calculate the ratio of DE and BC.

In a triangle ABC, ∠A = 70°, ∠B = 80° and D is the incentre of ΔABC. ∠ACB = 2x° and ∠BDC = y°. The values of x and y, respectively are

If the sum of the interior angles of a regular polygon is 1260 deg , then how many sides does it have?

What is the value of 12 + 3(-2 x 3) - (18 / 6) ?