Quantitative Aptitude - Arithmetic Ability Questions

If x = 2 +√3, y = 2 – √3 and z = 1, then what is the value of (x/yz) + (y/xz) + (z/xy) + 2 [(1/x) + (1/y) + (1/z)]?

√(1 + tan2A)/tanA is equal to

What is the value of sin(11π/6)?

Choose the odd word/letters/number/number pair from the given alternatives.

Select the odd letters from the given alternatives.

What is the area of the sector whose central angle is 90° and radius of the circle is 14 cm?

If the price of sugar is decreased by 18%, then a person can buy 16.2 kg sugar more for Rs 4500. What will be the new price (in Rs) of sugar per kg?

The marked price of an article is Rs 2400. It is sold at two successive discounts of 10% and 15%. What is the selling price (in Rs) of the article?