3) -2.1 pound/week *6 week = -12.6 pounds
D. -12 pounds
5) A. 16/10 = (8*2)/(5*2) = 8/5
B. 18/15 = (6*3)/(5*3) = 6/5 Answer B.
C.40/25 = (8*5)/(5*5) = 8/5
D. 32/20= (8*4)/(5*4)= 8/5
6) A) = 18/6 = $ 3
B) 32/8=$4
C)25/10 =$2.50 Answer C.Telling Now
D) 36/12 = $ 3