If f(x) = 1/3x − 2 and g(x) = −2x − 1, find (f • g) (9) . a) 19. b) −18. c) 0. d) −19

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