Answer:
i got -8 but the closest is -7 so u can tried that
Step-by-step explanation:
Answer:
x=-23
Step-by-step explanation:
-3.8x-5.9x=223.1
-9.7x=223.1
x=223.1/-9.7
x=-23
Answer:
92 dB
Step-by-step explanation:
Use the mean formula, mean = sum of elements / number of elements.
Since it is a 8 hour work day, there are 8 elements.
mean = sum of elements / number of elements
mean = (98 + 98 + 98 + 98 + 98 + 82 + 82 + 82) / 8
mean = 736 / 8
mean = 92
So, the average noise level is 92 dB
Answer:
1/8
Step-by-step explanation:
P(nectarine) = number of nectarines / total
=2/16
= 1/8
Mechanical Advantage = Force by Hammer / Force by Nail = 160/40 = 4