Quantitative Aptitude - Arithmetic Ability Questions

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

In the following question, select the odd word from the given alternatives.

If the equation 4x + 3y + 5 = 0 and 6x - ky - 7 = 0 have no solution, then the value of k is

What is the value of (1/√3 + sin45 ) ?

A sum of Rs 6000 becomes Rs 7200 in 2 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is done yearly), then what will be the amount (in Rs) after 3 years?

If 169 is subtracted from the square of a number, then the result obtained is 7056. What is the number?

Curved surface area of a cylinder is 528 sq cm. If circumference of its base is 44 cm, find the height of the cylinder?

A batsman in his 12th innings makes a score of 120, and thereby increase his average by 5. The average score after 12th innings is