Katelyn buys a book that has an original selling price of $42. the book is discounted 35%. katelyn mud must pay a 9.5% sales tax on the discounted price of the book. what is the total amount katelyn must pay for the increase

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