Quantitative Aptitude - Arithmetic Ability Questions

If 4r = h + r2+h2 then r: h = ? (r not equal to 0)

In a mixture of 45 litres, the ratio of liquid A and liquid B is 7 : 2. If 11 litres of liquid B is added to the mixture, then what will be the ratio of liquid A and liquid B in the new mixture?

Dodecahedron has 20 vertices. How many edges does it have?

Select the odd word from the given alternatives.

What is the compound interest on Rs. 48,000 for 2 years at 20% p.a., if interest is compounded annually?

The ratio of salary of X, Y and Z is 15 : 3 : 8. If Z gets Rs. 3960 more than Y, then what is the salary (in Rs.) of X?

The orthocentre of an obtuse­angled triangle lies

If 5/6th of 7/6th of a number is 140, then 9/4th of that number is