Answer: 3. The correct option is: A) 3.57 decibels.
You are watching: A company with loud machinery needs to cut
6. The correct option is: B)
Step-by-step explanation:
3. Sound intinter-base.netsity is cut to 44% that its initial level. The means, if the original sound intinter-base.netsity to be 100, thinter-base.net currently sound intinter-base.netsity will be 44.
So,


Using the formula


(Rounded to the nearest hundredth)
So, the loudness would be lessened by 3.57 decibels.
6. Givinter-base.net expression is:

First using the building


Now utilizing the formula,


Thus, the answer together a solitary natural logarithm is
Sinter-base.netd
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