I NEED HELP NOW!!!!!

Answer: 1.) 5 cups of yellow paint.
2.) 15 cups of yellow paint to 3 cups of blue paint.
3.) 1:5 is the proportional relationship.
4.) 5 is the constant of proportionality, it represents the yellow cups of paint.
Step-by-step explanation: i think number 4 might be wrong not fully sure but i hope this helps!
Answer:
Answer: 1.) 5 cups of yellow paint.
2.) 15 cups of yellow paint to 3 cups of blue paint.
3.) 1:5 is the proportional relationship.
4.) 5 is the constant of proportionality, it represents the yellow cups of paint.
Step-by-step explanation: