Definition of dilation in geometry

I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Is it greater than or less than7*3_9*2