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Answer:

Step-by-step explanation:
Mine is pretty rough but hope it helps look at the attached image.
I only know the answer to the first question which is 5.
Answer:
7/12
Step-by-step explanation:
fraction of field is planted potatoes = 1 - sum of fraction of farm planted with maize and beans
sum of fraction of farm planted with maize and beans =


1 - 5/12 = 7/12