we know that
Francine uses
cup of pineapple juice for every
cup of orange juice to make a smoothie
so
by proportion
Find the number of cups of pineapple for one cup of orange juice

therefore
<u>the answer is</u>

Answer:
t=13
Step-by-step explanation:
the ratio of the shorter sides is t/4 and the ratio of the longer sides is 26/8 so t=26×4/8=104/8=13
This is a difference of squares problem. You just have to make sure every term is a perfect square and that there is subtraction in the problem.
Answer:
8/21
I don't think that it can be simplified further....