What is the constant rate of change between the quantities in the table? Number of
T-Shirts
4
7
Total
Cost ($)
46.00
80.50
9
103.50
138.00
12
A. $0.04 per T-shirt
B. $12 per T-shirt
C. $11.50 per T-shirt
D. $17.25 per T-shirt
A
B
D

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75