Quantitative Aptitude - Arithmetic Ability Questions

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

Two cars travel from city A to city B at a speed of 36 and 48 km/hr respectively. If one car takes 3 hours lesser time than the other car for the journey, then the distance between City A and City B is

Rs. 490 is divided among A, B and C such that A's share is half that of B's and thrice that of C's. What is C's share?

For x = 462+3, what is the value of x+22x-22+x+23x-23

If x+1x=5, then 6xx2+x+1 value is

Mr. Mike borrowed Rs. 8500 at 4% per annum C.I. The C.I. compounded annally for 2 years is :

If a = 299, b = 298, c = 297 then the value of 2a3 + 2b3 + 2c3 - 6abc is

If a+1b= b+1c = c+1a (a , b, c are not equal) then the value of abc =