Quantitative Aptitude - Arithmetic Ability Questions

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

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?

Find the total Simple Interest on Rs. 500 at 7% per annum, on Rs. 700 at 10% per annum and on Rs. 1000 at 4% per annum for 3 years.

Which of the following numbers is completely divisible by 99?

The smallest number by which 1875 must be divided to obtain a perfect square is

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

The sum of numbers from 1 to 100 (inclusive of both) is

How much does one need to add to 4/5 to obtain 5/4?