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Sasha needs a new muffler on her car. She has been told that the sound from her car was measured at 120dB. After installing the

Sasha needs a new muffler on her car. She has been told that the sound from her car was measured at 120dB. After installing the new muffler, the loudness of her car is 75dB. How many times more intense was the sound from her defective muffler?

The real answer should be 32000 times

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