B. $4.05
To calculate the total cost for a 12-ounce cup of lemonade, plug in 12 for n in the expression:
0.45 + 0.30(12) = 0.45 + 3.60 = $4.05
Therefore, the restaurant will charge $4.05 for a 12-ounce cup of lemonade.
The manager of a restaurant is implementing a new pricing plan for lemonade. They will charge $0.45 for the cup plus $0.30 per ounce, , of lemonade. The pricing plan is represented by the expression below.
0.45 + 0.30n
How much will the restaurant charge for a 12-ounce cup of lemonade?
A.
$3.60
B.
$4.05
C.
$5.70
D.
$9.00
1 answer