Quantitative Aptitude - Arithmetic Ability Questions

Simplify 437bxaz / 23ab.

Two students appeared for an examination. One of them secured 9 marks more than the other and his marks were 56% of the sum of their marks. The marks obtained by them are

What is the sum of the first 12 terms of an arithmetic progression if the first term is 3 and last term is 47?

The sum of all prime numbers between 18 and 32 is:

A bank offers 20% compound interest per half year. A customer deposits Rs 6000 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest is

Find co-ordinates of the mid point of the segment joining points C (3,-5) and D (-7,3).

Which of the following equations has the sum of its roots as 11?

In the following question, select the odd letter pair from the given alternatives.