Quantitative Aptitude - Arithmetic Ability Questions

A sum becomes Rs 8800 in 4 years at simple interest at the yearly interest rate of 25% per annum. What is the sum (in Rs)?

If (6x ­- 5) = (4x + 7), then the numerical value of (x + 1)3  is

tanAcosec2A is equal to

Select the odd number from the given alternatives.

If x = 2 +√3, y = 2 – √3 and z = 1, then what is the value of (x/yz) + (y/xz) + (z/xy) + 2 [(1/x) + (1/y) + (1/z)]?

If in a triangle ABC, Sin A = Cos B then the value of Cos C is

What is the equation of the line whose y-intercept is -3 and makes an angle of 45° with the positive x-axis?

[sinA/(1 + cosA)] + [(1 + cosA)/sinA] is equal to