Quantitative Aptitude - Arithmetic Ability Questions

Two fractions are such that their product is ­9/10 and sum is ­13/40. What are the two fractions.

If the sum of radius and height of a solid cylinder is 20 cm and its total surface area is 880 cm then its volume is

Simple interest on a sum of Rs 6800 for 18 months is Rs 2244. What is the rate (in percentage) of interest per annum?

If 12x2 - ax + 7 = ax2 + 9x + 3 has only one (repeated) solution, then the positive integral solution of a is

Mr. Devesh borrowed Rs.4,500 at 4% per annum compound interest. The compound interest compounded annually for 2years is

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

What least number must be added to 213, so that the sum is completely divisible by 9?

The area of a rectangle is 448 sq.m. If the length is more than the breadth by 12%, find the breadth.