Quantitative Aptitude - Arithmetic Ability Questions

Select the odd word/letters/number/number pair from the given alternatives.

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

Which of the following ratio correctly depicts the division of each median of the triangle by the centroid?

n an alloy, lead and tin are in the ratio of 2 : 3. In the second alloy, the ratio of same elements is 3 : 4. If equal quantities of these two alloy are mixed to forma new alloy, then what will be the ratio of these two elements in the new alloy? 

What is the measure of an interior angle of a regular dodecagon?

If the sum of the measures of all the interior angles of polygon is 1800°, find the number of sides of the polygon?

If tan (5x ­- 10°) = cot (5y + 20°), then the value of x + y is

Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs 1200 for 2 years at 10% per annum. The sum placed on simple interest is