Joe sold a total of 10 baked goods .Each cookie cost $1.25 and each brownie cost$2.50 .Joe made $20 at the bake sale . how many cookies did he sell.

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