This is my last day of school so i need help to finish this'

Which expression is equivalent to sq-80

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

Find the unit rate for: 75% high-fiber chimp food to 25% high -protein chimp food.