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Ksju [112]
3 years ago
11

As part of their government class, Maddie and Ryan had to log volunteer hours in their community. Ryan volunteered for one more

than three times the number of hours that Maddie did. Altogether, they volunteered in their community for 45 hours, how many hours did Ryan volunteer?
Mathematics
1 answer:
Norma-Jean [14]3 years ago
5 0

Answer:

Step-by-step explanation:

Maddie = y

Ryan = x

One more than means to (add 1)

Three times means to (multiply by 3)

Maddie worked for y hours

Ryan worked for

* x hours

* three times the number of hours that Maddie did

x = 3y

one more than

x = 3y + 1

Altogether

x + y = 45 hours

(3y +1) + y = 45

3y + y = 45-1

4y = 44

y= 44/4

y =11

Ryan hours (x)

x = 3y + 1

x= 3(11) + 1

x =33+ 1

x=34

Maddie hours (y)

y=11

x + y= 45

34+11= 45

Ryan: 34 hours

Maddie: 11 hours

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Answer:

If you look at the "Standard Form" column, you can take any number from an upper row and divide it by 4 to get the number in the row below it.

For example: You can take 256 and divide it by 4, and that will give you 64. Like wise, if you take 64 and divide it by 4 you will get 16.

This tells us that every time you add 4 to the equation, your answer will keep increasing 4 times.

Step-by-step explanation:

Hope that makes sense :)

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2 years ago
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nevsk [136]

Here's what i did:

I broke down the fraction entirely.

3 / 5 = 6 / 10

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The answer is 21.

8 0
4 years ago
Convert the following to degrees/radians :
xz_007 [3.2K]

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6 0
3 years ago
Read 2 more answers
Calculate the average (arithmetic mean) of the list of numbers shown in the table. (rounded to the nearest tenth) A) 35.2 B) 39.
jenyasd209 [6]
<h3><u>Given Numbers:-</u></h3>
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<h3><u>To Find:-</u></h3>
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<h3><u>Solution</u>:-</h3>

\green{ \underline { \boxed{ \sf{Average = \frac{Sum \:of \: observation}{Number \:of \: observation}}}}}

\longrightarrow Here, no of observation are 9

Now,

\begin{gathered}\implies \small \sf Average =\frac{23+33+33+27+25+68+27+44+72}{9}\\\end{gathered}

\begin{gathered}\\\implies \small \sf Average =\frac{56+60+93+71+72}{9}\\\end{gathered}

\begin{gathered}\\\implies \sf Average =\frac{116+164+72}{9}\\\end{gathered}

\begin{gathered}\\\implies \sf Average =\frac{352}{9}\\\end{gathered}

\begin{gathered}\\\implies \sf Average = 39.1 \\\end{gathered}

\longrightarrowThe Average of given set of numbers is 39.1 .

∴ Option C) is correct ✔️

3 0
2 years ago
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Answer:

x = 76

Step-by-step explanation:

A line has an angle measurement of 180 degrees.

Knowing that, let's first find the angle measurement of DIJ:

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Angle DIJ has an angle measurement of 73

To find the angle measurement of DJI, we have to apply knowledge of angles in a triangle. When you add all the angles in a triangle, they ALWAYS equal to 180 degrees.

Using that knowledge, we can add 73 and 31 and subtract that value from 180:

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Because vertical angles are ALWAYS going to have the same angle measurement, Angle AJF is going to have an angle measurement of 76 as well.

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