Quantitative Aptitude - Arithmetic Ability Questions

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

What fraction of 2 hours is 12 seconds?

The length and breadth of a rectangle are 24 cm and 7 cm respectively. What must be the length of its diagonal (in cm)?

If (5/9 of x) ­- (2/5 of 9/4) equals ­ -4/5 then find x.

X and Y give an exam. Difference of their marks is 45 and the difference of their marks is 15% of the maximum marks. What is the maximum marks for the exam?

If the value of 3-1.732, then calculate the value of 243-12108-147

If the selling price is Rs 2125 after getting a discount of 15% what was the marked price?

The sum of 6xy(2x - 4z) , 3yz(2x - 3z) and 4xz(3y - 2y2) is