Quantitative Aptitude - Arithmetic Ability Questions

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)?

What is the simplified value of [(sec3x – tan3x)/(sec x – tan x)] – 2 tan2x – sec x tan x?

Find out the odd word/letters/number/number pair from the given alternatives.

If the value of √30  is approximately 5.477, then what is the approximate value of 56 ?

If √(1 - cos2A)/cosA = x, then the value of x is

The value of sinθ1+cosθ + sinθ1-cosθ

If a + b + c = 0 , then the value of a3 + b3+ c3 is

If a2b+c=b2c+a=c2a+b=1 then the value of 21+a+21+b+21+c