This math topic focuses on practicing fraction manipulation within algebraic expressions, specifically related to solving for an unknown represented by the “?” in various fraction equations including variables. It involves reducing fractions and figuring out relations between given variables under different algebraic scenarios. The problems also incorporate units on speed, distance, and time, indicating applications of these algebraic manipulations in practical contexts like motion. Each question presents multiple-choice answers, urging students to select the correct algebraic representation of the solved expression.
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Solve the fraction for the '?' in terms of the variables and reduce.