Irin, Ingrid and Nell bake chocolate chip cookies in the ratio of 9.18: 5.17: 2.05. If altogether they baked a batch of 150 cookies, what percent of the cookies did Nell bake?	Choose the correct choice from the following answers.
A) 0.125%  B) 1.25%  C) 12.6%  D) 125%  E) 0.152%
9.18x+5.17x+2.05x = 16.4x 9.18 +5.17 +2.05= 
<gadget id="calculator">9.18 +5.17 +2.05</gadget>
<output>16.4</output>
16.4x= 150 cookies   x= 150/16.4 = 9.1 (approx)   So, Nell baked 9.1*2.05 cookies or 19 cookies (approx)   % share = 19/150 = 12.6 approx   Hence, answer is 12.6%.
<result>C</result>
Irin, Ingrid and Nell bake chocolate chip cookies in the ratio of 9.18: 5.17: 2.05. If altogether they baked a batch of 150 cookies, what percent of the cookies did Nell bake?