Question 928981
What a terrible recipe! 
Don't people know that kitchenware makers only make 1/4, 1/3, and 1/2 measures. 
No one makes a 1/7 cup measure.
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For the whole recipe, you need 1/7 cup. 
For 1/5 of the whole you need (1/5)(1/7)=1/35 cup of granola. 
Good luck making it.