Answer:
a) check your answer
b) 1 1/3 cups of flour
Explanation:
a)
w = 0.75f means 3/4 cup of water is needed for each cup of flour. (Check your response to part A.) When f=1, w=3/4.
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b)
When w=1, you have ...
1 = 0.75f
4/3 = f . . . . . . multiply by 4/3
1 1/3 cups of flour are needed for 1 cup of water.
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Additional comment
If you believe your answer to part A, then the answer to part B should be obvious. Unfortunately, you need to rethink your answer to part A.