Two numbers are 30% and 37% are less than a third number .How much percent is the second number less than the first?  Choose the correct choice from the following options
A) 15%	B) 12%	C) 10%	D) 5%	E) 18%
I II III   70 63 100   70 -------- 7   100 ------ ? =&gt; 10%   ANSWER:10%
<result>C</result>
Two numbers are 30% and 37% are less than a third number .How much percent is the second number less than the first?