Quantitative Aptitude - Arithmetic Ability Questions

The compound interest on Rs. 1000 at 10% per annum for 3 years in (Rs.) is

Select the odd letters from the given alternatives.

In an isosceles trapezium _____.

4 + 16 x -12 x 24 - 13 - 3 ÷ 20 - 4 = ?

What is the value 32cos 39sin 51-sin239 + sin251

The numerator of a fraction is multiple of two numbers. One of the numbers is greater than the other by 2. The greater number is smaller than the denominator by 4. If the denominator 7+C (C > -7) is a constant, then the minimum value of the fraction is

A sum of money invested for 2 yrs and 9 months at the rate of 8% simple interest per annum became Rs.732 at the end of the period. What was the sum that was initially invested?

What is the mean of the first five Triangular Numbers?