Quantitative Aptitude - Arithmetic Ability Questions

The order of rotational symmetry of a trapezium is

Find the least number that must be subtracted from 98534, to get a number exactly divisible by 824.

Two regular polygons are such that the ratio between their number of sides is 1:2 and the ratio of measures of their interior angles is 3:4. Then the number of sides of each polygon are

If the sum of the interior angles of a regular polygon is 1260 deg , then how many sides does it have?

The slope of the line passing through the points (2,-1) and (x,5) is -1. Find x?

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.

A boat is moving away from an observation tower. It makes an angle of depression of 60° with an observer's eye when at a distance of 50m from the tower. After 8 sec., the angle of depression becomes 30°. By assuming that it is running in still water, the approximate speed of the boat is

Two successive discounts of 10% and 25% are given by Raman on a shirt. If the marked price of the shirt is Rs 600, then what is the value (in Rs) of discount?