there are two kind of professional in a company software & personal. If the personal are 15% of the total .a party is going .in a party if 50% of the total professional left and all are software then what is the ratio of the software professional left to total software professional.	Choose the correct choice from the following answers.
A) 7:15 B) 7:16 C) 7:17 D) 7:18 E) 7:19
let there are 100 professionals.   15 are personal 85 are software   in party 50% left means 50 professionals are there and all are software.   85-50= 
<gadget id="calculator">85-50</gadget>
<output>35</output>
35 have gone then ratio   35:85   7:17   ANSWER:7:17
<result>C</result>
there are two kind of professional in a company software & personal. If the personal are 15% of the total .a party is going .in a party if 50% of the total professional left and all are software then what is the ratio of the software professional left to total software professional.