If A lends Rs.1200 to B at 10% per annum and B lends the same sum to C at 18% per annum then the gain of B in a period of 2 years is?
Choose the correct choice:
A) 190 B) 188 C) 192 D) 145 E) 188

Rationale: "( 1200 * 8 * 2 ) / 100 = > 192 answer : c"
Answer: C