Quantitative Aptitude - Arithmetic Ability Questions

The income of X is 60% more than Y’s income and the income of Y is 40% more than Z’s income. X’s income is how much percentage more than Z’s income?

At 22% discount the selling price of a refrigerator is Rs 26000, what is the selling price if the discount is 40%?

10% discount is offered on an item. By applying a promo code the customer wins 20% cash back. What is the effective discount?

If α and β are the roots of equation x2 – 2x + 4 = 0, then what is the equation whose roots are α3/β2 and β3/α2?

The value of (sec245 - cot245) - (sin230 + sin260) is

A book seller allowed 10% discount on printed price. He gets 30% commission from publisher. His profit in percent will be

A and B together do a job in 12 days and A could do the job in 20 days if he worked alone. How many days would B take to do the job if he worked alone?

The simplified form of (4x + 3)2 . (3x - 5) - (4x3 - 12x2 + 9x - 20) is