Quantitative Aptitude - Arithmetic Ability Questions

What is the value of x4+y4 when the value of x3+y3=8 and x+y=2 ?

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

Four pairs of words are given. Find the odd one out.

If xy+yz+zx = 1, then the value of (1+y2)(x+y)(y+z) ?

If 5x ­- 40 = 3x, then the numerical value of 2x -­ 11 is

The sum of the length and breadth of a rectangle is 6 cm. A square is constructed such that one of its sides is equal to a diagonal of the rectangle. If the ratio of areas of the square and rectangle is 5 : 2, the area of the square in cm2 is

A shopkeeper marks up his wares by 60% and offers 25% discount. What will be the selling price (in Rs) if the cost price is Rs 1600?

If cos 21° = x/y, then cosec 21° -­ cos 69° is equal to