Quantitative Aptitude - Arithmetic Ability Questions

If a = 73, b = 74 and c = 75, then what is the value of a3 + b3 + c3 – 3abc?

If 1/3(12x/5 - 1/2) + 6/5 = 7/6, then what is the value of x?

If the edge of a cube is increased by 10%, then what will be the percentage increase in its volume ?

Select the odd word/letters/number/number pair from the given alternatives.

20% discount is offered on an item. By applying a promo code the customer wins 15% cash back. What is the effective discount?

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

Two numbers are 10% and 20% lesser than a third number respectively. By how much percent is the second number should be enhanced to make it equal to the first number?

If 21% of an electricity bill is discounted, Rs 1817 is still to be paid. How much was the original bill amount?