Quantitative Aptitude - Arithmetic Ability Questions

If the profit is 20%, then what will be the ratio of cost price to selling price respectively?

In a right angled triangle if hypotenuse is 20 cm and ratio of other two sides is 4:3, the length of the sides are

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 1,800, and Rs 1,926 respectively, what is the rate of interest?

Selling price of an article is Rs 494 and discount of 5% is offered. What is the marked price (in Rs)?

If x+1x ≠0 and x3+1x3 = 0, then the value of x+1x4 is :

XYZ is a right angled triangle and ∠Y = 90°. If XY = 2.5 cm and YZ = 6 cm then the circumradius of ∆XYZ is

If a - b = -6 and a2 + b2 = 44, then ab is