Quantitative Aptitude - Arithmetic Ability Questions

If a retailer offers a discount of 28% on the marked price of his goods and thus ends up selling at cost price, what was the % mark up?

Select the odd letters from the given alternatives.

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

A merchant marked cloth at Rs. 50/metre . He offers 2 successive discounts of 15% and 20%. The net price/metre is

If tanA + tanB = X, then the value of X is

ΔPQR is right angled at Q. If m∠R = 45°, then find the value of (tanP - 1/2).

If x = 11, the value of x5 - 12x4 + 12x3 - 12x2 + 12x - 1 is

By which least number should 5000 be divided so that it becomes a perfect square?