Quantitative Aptitude - Arithmetic Ability Questions

The angles of elevation of the top of a tower from two points at a distance of 4 m and 9 m from the base of the tower and in the same straight line with it are complementary. The height of the tower is

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

19 x 23 = 437. Then 190 x 0.023 = ?

An angle is 1/3 its supplementary angle. Find the measure of the angle?

In ΔDEF, G and H are points on side DE and DF respectively. GH is parallel to EF. If G divides DE in the ratio 3:2 and HF is 8 cm, then the length of DF is

Find the number which is NOT a prime number.

The mean of the data 3, 10, 10, 4, 7, 10, 5 is

The centroid of a triangle is the point where