Answer: 0.25 feet
Explanation:
Given: Jonathon has paper strips that are all equal in length.
Let x be the length of each paper strip.
Since John lines them up end to end, the length of the line of paper strips= 3 feet
Also total strips used= 12
Therefore, length of line of strips=


hence, if Jonathan is correct then the length of each strip will be 0.25 feet.