Answer:
These ratios are not equivalent as Marcia is 2 per friend while Jen is 3 per friend
Explanation:
Marcia made 10 bracelets for 5 friends where each friend will be getting 2 bracelets with a 1:2 ratio
Jen made 12 bracelets for 4 friends where each friend will be getting 3 bracelets with a 1:3 ratio