Find the principle on a certain sum of money at 5% per annum for 2 2/5 years if the amount being Rs.2120?	Choose one
A) rs . 1000.15	B) rs . 1100.95	C) rs . 1892.85	D) rs . 1050.85	E) rs . 1200.25

Rationale: "2120 = p [ 1 + ( 5 * 12 / 5 ) / 100 ] p = 1892.85 answer : c"
Answer: C