Sarah works 30 hours a week and earns $20 per hour. Any time over 30 hours is overtime and she earns double the time ($20 x 2). This week she works 40 hours. Calculate her gross pay.

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