Indu gave Bindu Rs.625 on compound interest for 2 years at 4% per annum. How much loss would Indu has suffered had she given it to Bindu for 2 years at 4% per annum simple interest?	Choose the correct choice
A) 1	B) 2	C) 7	D) 4	E) 9

Rationale: "625 = d ( 100 / 4 ) 2 d = 1 answer : a"
Answer: A