Quantitative Aptitude - Arithmetic Ability Questions

A rectangle with one side 4 cm is inscribed in a circle of radius 2.5 cm. The area of the rectangle in sq.cm is:

Simple interest on a sum of Rs 50200 for 3 months is Rs 1380.5. What is the rate (in percentage) of interest per annum?

The diagonals do not form at least two congruent triangles in a _____.

If 1/(1 + cosA) + 1/(1 ­- cosA) = x , then value of x is

The value of 122 + 345 - 3 / 1116 x 372 is

If two complementary angles are in the ratio of 2:3, find the ratio of square of smaller angle to square of greater angle.

The ratio of salary of u, v and w is 8 : 7 : 13. If w gets Rs 3384 more than that of v, then what is the salary (in Rs) of u?

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