Quantitative Aptitude - Arithmetic Ability Questions

Find the curved surface area (in cm2) of a hemisphere of diameter 7 cm.

The average age of 27 students of a class is 22. If the age of the teacher is also added to their ages, then the average increases by one. Find the age of the teacher.

The median of the data -3, 4, 0, 4, -2, -5, 1, 7, 10, 5 is

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

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

The diagonals are not perpendicular in a _____.

Simple interest on a certain sum of money for 3 years at 18% per annum is half the compound interest on Rs. 9000 for 2 years at 10% per annum. The sum placed on simple interest is:

If the angles of a triangle are in the ratio of 2:3:4, then the difference of the measure of greatest angle and smallest angle is