Question

Ali bought 2.15 pounds of turkey at $7.89 per pound, and 1.87 pounds of ham at $7.89 per pound. Which expression does NOT show the total cost, in dollars, of her purchase?
A) 4.02 • 7.89
B) 7.89 • 2.15 + 1.87
C) 7.89 • (2.15 + 1.87)
D) 7.89 • 2.15 + 7.89 • 1.87