Answer:
1. 469 2. 171 3. 36 4. 0 5. 60
What you need to do is find the greatest amount (1) and the lowest amount (1/4) of sap collected and the find how many times the lowest can go into the greatest. (So how many times can 1/4 go into 1). I believe that this is how you would do that.
Answer:
Formulate
Based on the given conditions, formulate:

Evaluate
Evaluate the equation/expression:
20.78461
SO THE ANSWER IS 20.78461