Question
For every novel Billy sells, he gets $3.20 as commission. He gets an additional $1.70 for every 6 novels sold. How many novels did Billy sell if he earned $90 in commission?
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For every novel Billy sells, he gets $3.20 as commission. He gets an additional $1.70 for every 6 novels sold. How many novels did Billy sell if he earned $90 in commission?