Help whats the answer need it now im in a test!

One integer is 8 times another. if the product is 72, then find the integers

3382-299=3383- ? fill in the blank?

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