Answer:Step 1: Understand the ProblemWe are asked:How much time did the winner take?We know the winner took 21/25 of Rocky's time, and Rocky's time is 5/12 minutes.✏️ Step 2: PlanMultiply Rocky’s time by 21/25 to find the AnswerStep 3: Solve21/25 x 5/12 = 7/20Step 4:AnswerHe used 7/20 of his time to finish the race