Quantitative Aptitude - Arithmetic Ability Questions

The average of five consecutive even numbers is 40. What is the value of smallest of these numbers?

Raj purchased two laptops, first for Rs 42500 and the second for Rs 36200. He sold first laptop at a profit of 12% and the second laptop at a loss of 12%.What is the overall profit or loss?

The height of the equilateral triangle is 9 cm. What is the radius (in cm) of the circle circumscribing the three vertices?

The price of an article is decreased by 10%. To restore it to its former value, the new price must be increased by

A's salary is 50% more than that of B. Then B's salary is less than that of A by

What is the value of tan­ -240°?

When a discount of 20% is given on a monthly train pass, the profit is 44%. If the discount is 29%, then the profit is _____.

Value of (4a2+ 12ab + 9b2)/(2a + 3b) is