Quantitative Aptitude - Arithmetic Ability Questions

Ramesh sold a phone at a loss of 5%. Had he sold it for Rs. 200 more, he would gave gained 15%. To gain 25%, he should sell it for

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

XYZ is a right angled triangle and ∠Y = 90°. If XY = 2.5 cm and YZ = 6 cm then the circumradius of ∆XYZ is

In the following question, select the odd number pair from the given alternatives.

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

At what rate of compound interest per annum will a sum of Rs 10000 become Rs 12321 in 2 years?

The value of  (0.3)2/100=?

If p = 99, then the value of p(p2+3p+3) will be