Janice and her dad are building a treehouse. Her dad bought a box of 155 nails for 3.10andaboxof85screwsfor7.65. How much more do screws cost per piece?

$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

2 and 1.

step-by-step explanation:

plug in each answer. 0 doesn't work, 1 does. so does 2. 4 doesn't:

0 = 1 is not true.

2 = 2 is true.

4 = 4 is true.

8 = 16 is not true.

hope this !