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 most appropriate option:  A) 19%  B) 80%  C) 10%  D) 90%  E) 15%
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?