A cyclist travels from Town A to Town B and back to Town A. The distance between Town A and Town B is 60 miles. On the way to Town B, the cyclist rides at a speed of 15 miles per hour. On the way back to Town A, the cyclist rides at a speed of 20 miles per hour. What is the total time the cyclist spends traveling? Let's think step by step and output the final answer within \boxed{}.
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