Quantitative Aptitude - Arithmetic Ability Questions

If a - b = -1 and ab = 6, then what is the value of a3- b3?

If the value of a company stock drops from Rs. 25 per share to Rs. 21 per share, the percentage decrease per share is

There are red (A), yellow(B) and green (C) tokens in a bag. A : B :: 3 : 8, B : C :: 6 : 13. A : B : C is given by

In the following question, select the odd letter group from the given alternatives.

Marked price of an item is Rs 200. On purchase of 1 item discount is 22%, on purchase of 4 items discount is 33%. Rabia buys 5 items, what is the effective discount?

Determine the value of a2+b2a3+b3 when a = 2+√3 and b = 2-√3.

If x = y + 2 then x3 - y3 - z3 is

On a television of brand A the discount is 25% and on television of brand B the discount is 40%. The price of B after discount Rs 2,250 greater than the price of A after discount. What is the marked price of A (in Rs) if marked price of B is Rs 35,000?