In what time a sum of money double itself at 3% per annum simple interest?	Choose the correct choice from the following choices.
A) 33 1/8%	B) 33 1/3%	C) 33 7/3%	D) 32 1/3%	E) 23 1/3%
P = (P*3*R)/100   R = 33 1/3%   Answer: 33 1/3%
<result>B</result>
In what time a sum of money double itself at 3% per annum simple interest?