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Harlamova29_29 [7]
3 years ago
14

Tim took a random survey of 20 sixth graders and 20 eighth graders. He asked how many hours a week each played sports. His data

is shown in the two dot plots below.
What is the difference between the median number of hours that 6 graders play sports and the median number of hours that 8 graders play sports?

Mathematics
1 answer:
34kurt3 years ago
4 0

Answer: 4 hours

Step-by-step explanation:

The median number is always in the middle the other numbers have to be equal on both sides 5 is the middle number on the plot 6th graders have 4 dots and 8th graders have 0 dots which means the hourly difference is 4

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Step-by-step explanation:

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3 years ago
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Noelia has 144 role-playing cards. She and
scZoUnD [109]

Noelia has 216 cards after buying part of the set with her friends.

<h3>What is addition?</h3>

Combining items and counting them as a single, large group is done through addition.

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1 year ago
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For the sequence 3, 8, 13, 18, 23, ….: (i) Find recursive and non-recursive formulas. (ii) Prove the non-recursive formula using
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Answer:

Step-by-step explanation:

Given is the sequence 3, 8, 13, 18, 23, ….:

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Non recursive formula:

a_n =a_{n-1} +5=a_{n-2} +2(5)\\=a_{n-3} +3(5)-...\\=a_{n-(n-1)} +5(n-1)\\=a_1+(n-1)5\\=3+5n-5\\=5n-2

iii) Start with 3.

Add 5 and write as 2nd term

Take the resulting term and add 5 and mark as 3rd term

Repeat this m times.

7 0
3 years ago
If the scale factor of figure A to figure B is 4:5, find the value of x.
Vera_Pavlovna [14]

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im think x = 9

Step-by-step explanation:

6 0
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8x^3+35x^2-31x-9/x+5​
BigorU [14]

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\frac{8x^{4}+35x^{3}-31x^{2}+5x-9}{x}

Step-by-step explanation:

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