Quantitative Aptitude - Arithmetic Ability Questions

To dispose of the old stocks, a person sold a tea-set for Rs. 3420, which was 43% below the cost price. In order to make a profit of 10% the seller should have sold the set for Rs. ___ more.

If the radius of a circle is increased by 21%, then its area will increase by what percent?

If (x2/yz) + (y2/zx) + (z2/xy) = 3, then what is the value of (x + y + z)3?

If 2cosec2A = x, then the value of x is

The Simplified form of (b3x2a4z3)*(b4x3a3z2)/(a2b4z3) is

If x - y = 6 and xy = 40, then find x2 + y2 ?

If L : M = 3 : 5 and M : N = 2 : 3, then N : L = ?

A sum of Rs. 2000 amounts to Rs. 4000 in two years at compound interest. In how many years does the same amount becomes Rs. 8000.