Quantitative Aptitude - Arithmetic Ability Questions

If the selling price is Rs 2125 after getting a discount of 15% what was the marked price?

Find the greatest number that will divide 390, 495 and 300 without leaving a remainder

If sum of the areas of the circumcircle and the incircle of an equilateral triangle is 770 cm2, then what is the area (in cm2) of the triangle?

AB and AC are the two tangents to a circle whose radius is 6 cm. If ∠BAC = 60 deg, then what is the value (in cm) of √(AB2 + AC2)?

If C = 1200 and D = 1500, then D is how much percent more than C?

If x2 + (1/x2) = 31/9 and x > 0, then what is the value of x3 + (1/x3)?

If x + (1/x) = (√3 + 1)/2, then what is the value of x4 + (1/x4)?

What is the rate of interest if simple interest earned on a certain sum for the 3rd year is Rs 1,750 and compound interest earned for 2 years is Rs 3622.5?