Rs.400 at 5% p.a compound interest will amount to Rs.441 in ________ years (interest compounded yearly).
Choose the correct choice from the following answers
A) 1 year	B) 2 years	C) 3/2 year	D) 5 years	E) 6 years
1st year compound interest is =400*5/100= 
<gadget id="calculator">400*5/100</gadget>
<output>20</output>
20   2nd year compound interest is= first year CI + 5%of first year CI= 20 + 20*5/100=&gt;20+1= 
<gadget id="calculator">20+1</gadget>
<output>21</output>
&gt;21   total CI= first year CI + second year CI= &gt;20+21=21   so total amount to paid = 400 +41= 
<gadget id="calculator">400 +41</gadget>
<output>441</output>
441   so answer is 2 years   ANSWER:2 years
<result>B</result>
Rs.400 at 5% p.a compound interest will amount to Rs.441 in ________ years (interest compounded yearly).