Quantitative Aptitude - Arithmetic Ability Questions

If a3- b3= 91 and a - b = 1, then what is the value of ab?

If A = 11x2+11x4+12x3+14x7+13x4+17x10... upto 20 terms, then what is the value of A?

If 3a=4b=6c and a+b+c=279 then a2+b2+c2 is equal to

If X=32, then the value of 27x3-54x2+36x-11 is

The height of a cone is 45 cm. It is cut at a height of 15 cm from its base by a plane parallel to its base. If the volume of the smaller cone is 18480 cm3, then what is the volume (in cm3) of the original cone?

If x = 2+32-3, then what is the value of x2+x-9 ?

The value of 16 - [5 - 2{14 of 2 - (8 ÷ 4 x 2 - 1 + 3}] is

What is the value of 232 ?