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RUDIKE [14]
3 years ago
12

Write a sentence in which the relative frequency of the letter E (or e) is exactly 10%.

Mathematics
1 answer:
SVEN [57.7K]3 years ago
8 0

Answer:

I'd try to do that, but it cannot be done.

Step-by-step explanation:

The above sentence contains 30 letters, including 3 "e"s, so the frequency of e is 3/30 = 0.1 = 10%

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Which ordered pairs in the form (x, y) are solutions to the equation 
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Water weighs 62.4 pounds per cubic foot. How much does the water in a tank that measures 7 ft × 4 ft × 9 in, weigh?
andriy [413]

Answer:

  • <u>1,310 lb</u>

Explanation:

<u>1) Calculate the volume of the water in the tank.</u>

  • Area of the base of the tank: B = 7 ft × 4 ft = 28 ft²
  • Height of the tank: H = 9 in = 9 in × 1 ft / 12 in = 0.75 ft
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<u>2) Calculate the weight of 21 ft³ of water.</u>

Since this is not a chemistry question but a math question, I will not use the fomula of density but set a proportion with one unknown:

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Solve for x:

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So, rounding to the next integer, the water in the tank weighs 1,310 pounds, when it is full.

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3 years ago
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SIZIF [17.4K]

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Step-by-step explanation:

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3 years ago
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Answer:

ASA

Step-by-step explanation:

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