A survey of high school students with jobs asked whether the students saved some of the money they earned. 80% of the students said they saved some money. Out of 340 students, predict how many would save some of their earnings.

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