The radius of the two circular fields is in the ratio 3: 5 the area of the first field is what percent less than the area of the second?	Choose the correct choice from the following:
A) 22  B) 77  C) 22  D) 64  E) 28
r = 3 πr2 = 9   r = 5 πr2 = 25   25 π – 16 π   100 ---- ? =&gt; 64%.Answer:64
<result>D</result>
The radius of the two circular fields is in the ratio 3: 5 the area of the first field is what percent less than the area of the second?