Quantitative Aptitude - Arithmetic Ability Questions

Mukesh sells two shirts. The cost price of the first shirt is equal to the selling price of the second shirt. The first shirt is sold at a profit of 30% and the second shirt is sold at a loss of 30%. What is the ratio of the selling price of the first shirt to the cost price of the second shirt?

The difference between cost price and selling price is Rs 576. If the profit percentage is 16%, then what is the cost price (in Rs)?

Selling price of an article is Rs 494 and discount of 5% is offered. What is the marked price (in Rs)?

If U = 450 and V = 585, then V is how much percentage more than U?

If x/y = 2/3, then what is the ratio of (3x + 2y) and (3x – y)?

If α and β are roots of the equation 3x2 – 13x + 14 = 0, then what is the value of (α/β) + (β/α)?

The value of  (0.3)2/100=?

What is the value of tan 1° tan 2° tan 3°....... tan 89°?