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rewona [7]
3 years ago
7

Need help with solving and understanding

Mathematics
1 answer:
prohojiy [21]3 years ago
5 0
Let start off with 5/8+7/8= 1 4/8
Now it's 13+1 4/8= 14 4/8 or 14 1/2 :)
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Suppose that the scores, X, on a college entrance examination are normally distributed with a mean score of 560 and a standard d
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Answer:

  543

Step-by-step explanation:

The 33rd percentile corresponds to a score of 542.4. In order for a score to be within the top 67%, it must be above that value. The least integer above that value is 543.

7 0
2 years ago
Pls help my brain hurts
Naya [18.7K]

Answer:

A) 58.5

Step-by-step explanation:

Pythagorean theorem: A squared + B squared = C squared

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√ 3425 = 58.5234

Round to nearest tenth

58.5

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