Answer:
$0.07
Step-by-step explanation:
nails = 3.10/155 = 0.02/piece
screws = 7.65/85 = 0.09/piece
0.09 - 0.02 = 0.07
Answer: Let me try to figure this out but this is not 7-8 grade math level
P=12
A=15
brainiest plizz?