16 is what % of 90?  Choices:  A) 16  B) 17.78  C) 17  D) 18.5  E) 18.23
We assume that 90 is 100%   assume 'x' is value we looking for   here,   90 = 100% and   x% = 16   therefore,   100/x = 90/16   100/x = 5.625   x = 17.78   17.78
<result>B</result>
16 is what % of 90?