Quantitative Aptitude - Arithmetic Ability Questions

The difference between simple and compound interest (compounded annually) on a sum of money for 3 years at 10% per annum is Rs. 93. The sum (in Rs.) is:

The HCF of 36,54 and 108 is

What is the square root of 9409?

Suppose that the medians BD, CE and AF of a triangle ABC meet at G. Then AG: GF 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?

Find the value of '?, if the mean of the data set 18, 16, 22, 13, ? = 16.

The sum of a non-zero number and thrice its reciprocal is 52/7. Find the number.

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