An employee working in a machine shop is exposed to three different sources which emit noises at 81 dB, 91 dB, and 88 dB. What i
s the combined noise level exposure?
1 answer:
Hello,
Please, see the attached file.
Thanks.
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Answer:
3456
Step-by-step explanation:
65 ÷ 5 = 13
13÷ 13 = 1
Then 65 = 5 x 13
What #?
When you multiply fractions you go straight across