Quantitative Aptitude - Arithmetic Ability Questions

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

Find the odd one out among the following.

The price of an article is cut by 24%, to restore to its original value, the new price must he increased by ______.

A merchant marks the price of his articles 20% above the cost price. If he allows 20% discount, then what is the profit or loss percentage?

For an amount, simple interest at the rate of interest of 12% per annum for 6 years is Rs 25920. What will be the compound interest (in Rs) on same amount at the rate of interest of 8% per annum compounding annually for 2 years?

If cosec θ + sinθ = 5/2 then the value of cosecθ - sinθ is

If x + √5 = 5 + √y, and x, y are positive integers, then the value of x+yx + y

What is the unit place digit in the expansion of  773?