Answer:
Orange juice cups = 15
Mango juice cups = 6
Step-by-step explanation:


Hence, No. of Orange juice cups needed to make 21 cups = 15 and no. of Mango juice cups needed to make 21 cups = 6
Step-by-step explanation:

Yes, you are correct to use proportions because they are similar triangles.
Answer:
(4,-3)
Step-by-step explanation:
Answer: B
Step-by-step explanation:
The line is curved which makes it a non-linear function.