Question
For every guide book Zane sells, he gets $4.30 as commission. He gets an additional $1.60 for every 7 guide books sold. How many guide books did Zane sell if he earned $108 in commission?
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For every guide book Zane sells, he gets $4.30 as commission. He gets an additional $1.60 for every 7 guide books sold. How many guide books did Zane sell if he earned $108 in commission?