Quantitative Aptitude - Arithmetic Ability Questions

A money lender lends Rs. 400 for 3 years to a person and lends Rs. 500 for 4 years to the other person at the same rate of simple interest. If altogether he receives Rs. 160 as interest, what is the rate of interest per annum ?

What is the value of (cosec30 - 1/√3)?

If θ>0, be an acute angle, then the value of it in degrees satisfying cos2θ-3cosθ+2sin2θ=1 is

What is the value of [sin (90– 10θ) – cos (p – 6θ)]/ [cos (p/2 – 10θ) – sin (p – 6θ)]?

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

Find the marked price if the selling price is Rs. 9250 and discount is 7.5%.

54% of 4000 is

If x – y – √18 = –1 and x + y – 3√2 = 1, then what is the value of 12xy(x2 – y2)?