Quantitative Aptitude - Arithmetic Ability Questions

√[(1 ­ sinA)/(1 + sinA)] is equal to?

Which of the following quadratic equations has real roots?

If x=2+3,then the value of x2-x+1x2+x+1 is

Product of digits of a 2-digit number is 72. If we add 9 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

What is the area (in sq cm) of an equilateral triangle of side 14 cm?

The radius of a sphere is 6 cm. It is melted and drawn into a wire of radius 0.2 cm. The length of the wire is

What number should be added to each of 4, 16, 18 and 58 so that the resulting numbers will be in proportion in the given order?

Find the value of x if 1-x24 = 1318