Algebra-1

Question Analysis
This question tests the student's ability to use proportions to solve a real-world problem. The key is to set up the proportion correctly and then solve for the unknown.

Key Concept Explanation
A proportion is an equation stating that two ratios are equal. In this case, the ratio of sugar to flour is given, and the amount of flour is known, so we can find the amount of sugar needed.

Step-by-step Solution
1. Set up the proportion:
2. Cross-multiply:

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