Task: Question Answering
Input (English): Problem: a box has exactly 100 balls , and each ball is either red , blue , or white . if the box has 5 more blue balls than white balls , and thrice as many red balls as blue balls , how many white balls does the box has ? 
Options: a ) 8 , b ) 10 , c ) 12 , d ) 14 , e ) 16
Output (English): e