Quantitative Aptitude - Arithmetic Ability Questions

The point of intersection of all the angle bisector of a triangle is ______ of the triangle.

The length and breadth of a rectangular piece of a land are in a ratio 5:3. The owner spent Rs. 6000 for surrounding it from all sides at Rs.7.50 per metre. The difference between its length and breadth is

Two trains are moving in the same direction at the speed of 42 km/hr and 84 km/hr, their lengths are 320 metres and 380 metres respectively. What is the time taken (in seconds) by faster train to cross the slower train?

When Vijay sells 12 pens, he gains the selling price of 2 pens. Calculate his % profit?

ΔABC is a right angled triangle, the radius of its circumcircle is 3 cm and the length of its altitude drawn from the opposite vertex to the hypotenuse is 2 cm. Then the area of the triangle is

The ratio of angles of a triangle are 1 : 2/3 : 3. Then the smallest angle is

The variance of a set of data is 121. Then the standard deviation of the data is

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