Cat and mouse ratio over time

Riddle:

If 2 cats catch 2 mice in 2 minutes, how many cats are needed to catch 120 mice in 120 minutes?

Answer:

Answer: 2 cats. Explanation: Each cat catches 1 mouse in 2 minutes → 1 cat catches 60 mice in 120 minutes → 2 cats together catch 120 mice. So only 2 cats are needed.

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Math Rddles
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