Question

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?

Answer 1

$0.07

Explanation:

nails = 3.10/155 = 0.02/piece

screws = 7.65/85 = 0.09/piece

0.09 - 0.02 = 0.07