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12345 [234]
2 years ago
10

an equation for loudness L, in decibels, is L= 10 log R, where R is the relative intensity of the sound. solve 120= 10 log R to

find the relative intensity of the macy's thanksgiving day parade with a loudness of 120 decibels
Mathematics
1 answer:
andrew-mc [135]2 years ago
3 0

sorry this question is to hard for me

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Usimov [2.4K]
Less than 3 is about 10.75% and greater than 13 is about 6.18%.

To find these percents, you need to find the z-score for each value. Then, use your table to find the correct percent. Be sure to find the side above 13 when you use your chart.

For less than 3:
(3 - 7.45) / 3.6 = -1.24 = The percent below this is 0.1075

For greater than 13:
(13 - 7.45) / 3.6 = 1.54 = The percent above this is 0.0618
7 0
3 years ago
Eight times a sum of a number is 5
nata0808 [166]

Answer:

Step-by-step explanation:

So 8 times what is 5?

8 times x=5

x=0.625

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3 years ago
How do you find the prime factorization of 504
arlik [135]
1 x 2 x 2 x 2 x 3 x 3 x 7
6 0
3 years ago
PLZ IM BEING TIME What is the reciprocal of 6 1/4 ?
Soloha48 [4]

Answer:

4/25

Step-by-step explanation:

6 1/4=25/4

The reciprocal of 25/4 is 4/25.

7 0
3 years ago
Nuts Berry Farm sells nuts for $60 for 4 pounds. Today, and just for today only,
tino4ka555 [31]

Answer:

$10.50

Step-by-step explanation:

First, find the cost of a pound of nuts.

Divide the price by the number of pounds:

60/4

= 15

Calculate the price with the 30% discount by multiplying this by 0.7:

15(0.7)

= 10.5

So, after the discount, a pound of nuts will cost $10.50

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3 years ago
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