Quantitative Aptitude - Arithmetic Ability Questions

The simple interest on a sum is 5/9 of the principal for 25 years. What is the rate (in percentage) of interest per annum?

What is the difference (in Rs) between compound interest (compounded annually) and simple interest for 3 years on a principal of Rs 4000 at the rate of 30% per annum?

 The line bisecting all the three angles of a triangle meets at a common point. This point is known as ______________.

The co-ordinates of the centroid of a triangle ABC are (1 , -4). What are the co-ordinates of vertex C if co-ordinates of A and B are (3 , -4) and (0 , 5) respectively?

Out of three pipes the first two can fill an empty tank in 9 and 18 hours, respectively while the third can drain the filled tank in 15 hours. If all the three pipes are opened when the tank is empty, after how many hours will the tank be full?

The length of shadow of a tower is √3 times that of its length. The angle of elevation of the sun is

What is the sum of the measures of all the interior angles of a regular polygon of 6 sides?

Consider the following figure shown below and choose which of the following equation is correct about the similarity of both triangles?