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The noise level of a library is about 40 decibels. The noise of traffic has a rating of about 85 decibels. How many times stronger is the noise of traffic than the noise of a library?

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kelvinacademics

Answer:

2.125

Step-by-step explanation:

LIbrary noise = 40 decibels

traffic noise = 85 decibels

how many does 40 take to make 85? = X

40X=85

X=85/40

2.125

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