Find compound interest on $ 12000 at 15% per annum for 2 years 4 months, compounded annually.	Select the correct option:
A) 4663.5	B) 4203.5	C) 4303.5	D) 4403.5	E) 4103.5

Rationale: "time = 2 years 4 months = 2 ( 4 / 12 ) years = 2 ( 1 / 3 ) years . amount = $ [ 12000 x ( 1 + ­ ( 15 / 100 ) ) 2 x ( 1 + ( ( 1 / 3 ) * 15 ) / 100 ) ] = $ [ 12000 * ( 23 / 20 ) * ( 23 / 20 ) * ( 21 / 20 ) ] = $ 16663.50 . : . c . i . = rs . ( 16663.50 - 12000 ) = $ 4663.50 answer a ."
Answer: A