If A lends Rs.1500 to B at 10% per annum and B lends the same sum to C at 11.5% per annum then the gain of B in a period of 3 years is?	Pick one.
A) 112.5	B) 122.5	C) 132.5	D) 67.5	E) 212.5

Rationale: "( 1500 * 1.5 * 3 ) / 100 = > 67.5 answer : d"
Answer: D