Quantitative Aptitude - Arithmetic Ability Questions

13 years ago Ram was twice as old as Sunny. Three years from now Sunny's age will be 3/5 of Ram's age. What is Ram's current age?

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

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

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

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

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

If 1/√(1 + cot2A) = x, then value of x is

If 5x/2 - [7(6x - 3/2)]/4 = 5/8, then what is the value of x?