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Setler79 [48]
2 years ago
12

This year Heather watched 20 movies. She thought that 9 of them were very good. Of the movies she watched, what percentage did s

he rate as very good?
Mathematics
1 answer:
Alex17521 [72]2 years ago
6 0

Answer:

45%

Step-by-step explanation:

PLEASE MARK ME AS BRAINLIEST I REALLY WANT TO LEVEL UP

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Hey Guys! I need some help. This is the question... Sara travels often for her job. The miles she traveled for the last seven wo
Schach [20]

Using the median concept, it is found that the interquartile range of Sara's daily miles is of 21 miles.

<h3>What are the median and the quartiles of a data-set?</h3>

  • The median of the data-set separates the bottom half from the upper half, that is, it is the 50th percentile.
  • The first quartile is the median of the first half of the data-set.
  • The third quartile is the median of the second half of the data-set.
  • The interquartile range is the difference of the quartiles.

The ordered data-set is given as follows:

65, 72, 86, 88, 91, 93, 97

There are 7 elements, hence the median is the 4th element, of 88. Then:

  • The first half is 65, 72, 86.
  • The second half is 91, 93, 97.

Since the quartiles are the medians of each half, the have that:

  • The first quartile is of 72 miles.
  • The third quartile is of 93 miles.
  • The interquartile range is of 93 - 72 = 21 miles.

More can be learned about the median of a data-set at brainly.com/question/3876456

#SPJ1

4 0
2 years ago
Please help me.<br> Round 34,699 to the nearest ten thousand. ASAP
harina [27]
Your number is 34,699 right and if anything is 5000 or over round ahead so it is 30,000
7 0
3 years ago
Read 2 more answers
-8(2b-7)-9(b-5)<br>simplify ​
GenaCL600 [577]

Answer:

<h2>-25b + 101</h2>

Step-by-step explanation:

-8(2b-7)-9(b-5)\qquad\text{use the distributive property:}\ a(b+c)=ab+ac\\\\=(-8)(2b)+(-8)(-7)+(-9)(b)+(-9)(-5)\\\\=-16b+56-9b+45\qquad\text{combine like terms}\\\\=(-16b-9b)+(56+45)\\\\=-25b+101

3 0
3 years ago
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Leon made more baskets than Jaden but fewer baskets than Jeremiah. Who made more baskets, Jeremiah or Jaden?
snow_lady [41]

Answer:

I’m pretty sure it’s Jeremiah

Step-by-step explanation:

6 0
3 years ago
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A Candy contains 300 pieces of which 28% are wet how many pieces are red
Dmitrij [34]
I assumed you meant red instead of wet.

To calculate this, multiply 28% (which is the same as .28) times 300.

300 x .28 = 84
8 0
3 years ago
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