Algebra-1

Question Analysis
This question tests the student's ability to apply proportions to a real-world scenario involving a recipe. The problem involves finding the amount of flour needed based on the given ratio and the amount of sugar.

Key Concept Explanation
A proportion is an equation stating that two ratios are equal. In this case, the ratio of flour to sugar is 6:4, which can be written as . The cross-multiplication rule, , is used to solve for the unknown variable.

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