Quantitative Aptitude - Arithmetic Ability Questions

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

If x=aCosθCosΦ, y = aCosθSinΦ and z= aSinθ, then the value of x2+ y2 + z2 is

Which of the numbers given below is the square root of 15376?

On dividing a number by 47, we get 75 as quotient and 18 as remainder. What is the number?

Find the range of the data : 11,13, 9, 17, 13, 19, 10, 11

Dodecahedron has 20 vertices. How many edges does it have?

What is the difference of the cube and square of the common root of (x2 – 8x + 15) = 0 and (y2 + 2y – 35) = 0?

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?