Quantitative Aptitude - Arithmetic Ability Questions

If A is equal to 20% of B and B is equal to 25% of C; then what percent of C is equal to A?

If the shopkeeper sells an item at Rs 960 which is marked as Rs 1200, then what is the discount he is offering?

What is the simplified value of [(sec3x – tan3x)/(sec x – tan x)] – 2 tan2x – sec x tan x?

If X+Y=3,XY=2, find the value of X3-Y3

Diameter of a car wheel is 21 cm. A car driver moving at the speed of 66 km/hr takes 36 seconds to reach a destination. How many revolutions will the wheel make during the journey?

U and V started a business by investing amounts Rs 184000 and Rs 224000 respectively. If U’s share in the profit received at the end of year is Rs 20700, then what will be the total profit (in Rs) earned by them together?

The mean of marks secured by 50 students in division A of class X is 61, 25 students of division B is 57 and that of 50 students of division C is 55. What will be the mean of marks of the students of three divisions of Class X?

A line passing through the origin perpendicularly cuts the line 2x + 3y = 6 at point M. Find M?