$5.25 (option A)
Step-by-step explanation:
Cost of a pound of flour = $1.12
Cost of 4.5 pounds = 4.5 × $1.12
Cost of 4.5 pounds= $5.04
Cost of a pound of baking soda = $0.82
Cost of 0.25 pound of baking soda = 0.25 × $0.82
Cost of 0.25 = $0.205
The total cost of 4.5 pounds of flour and 0.25 pounds of baking soda = Cost of 4.5 pounds + Cost of 0.25 pound of baking soda
= $5.04 + $0.205
The total cost of 4.5 pounds of flour and 0.25 pounds of baking soda = $5.245
Approximately to the nearest cent
The total cost of 4.5 pounds of flour and 0.25 pounds of baking soda = $5.25 (option A)