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:
sqURW ROOT
Step-by-step explanation:
No because it is equal to -7.5 I think
The answer is C. Why? Because, they said the length is 10 feet longer. 260+10=270
so it's,
L=260 W=270
Answer:
B
Step-by-step explanation:
Answer:
n= 12
Step-by-step explanation:
6*2= 12
Men= 6
Women= 12
12+6= 18
90-18= 72
72:6= 12:1
