Question

T-Shirts are being sold online for $30 plus a one time handling fee of $2.75. The total cost is a function of the number of T-shirts bought. What function rule models the cost of the T-shirts? Evaluate the function for 5 T-shirts.

Answer 1

30t +2.75; 152.75

Explanation:

The function rule of this is c = 30x + h, where c is total cost, x is number of t-shirts ordered, and h is the one time handling fee. The units for c and h would be in dollars. The function for 5 t-shirts bought would be c = 30(5) + 2.75. The result of the function would be $152.75.

Or

Answer:

D. 30t +2.75; 152.75

Explanation:

30(5)+2.75=152.75

The answer is D. 30t +2.75; 152.75

Answer 2

The function rule of this is c = 30x + h, where c is total cost, x is number of t-shirts ordered, and h is the one time handling fee.  The units for c and h would be in dollars.  The function for 5 t-shirts bought would be c = 30(5) + 2.75.  The result of the function would be $152.75.