Answer :
C) Four scoops for $4.28 is the best rate
the unit price for one scoop is the least for 4 scoops for 4.28
2.98/2 =1.49
3.69/3 = 1.23
4.28/4 = 1.07
the unit price for one scoop is the least for 4 scoops for 4.28
2.98/2 =1.49
3.69/3 = 1.23
4.28/4 = 1.07