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riadik2000 [5.3K]
2 years ago
10

Which table of ordered pairs represents a proportional relationship?

Mathematics
1 answer:
gladu [14]2 years ago
6 0

The table that represents a proportional relationship is:

x = -1, -3, -5

y = 1, 3, 5

<h3>Which table represents a proportional relation?</h3>

A proportional relationship is written as:

y = k*x

Where k is the constant of proportionality.

Notice that for equidistant increases in x, we should have equidistant increases on y. Also, proportional relations always have the point (0, 0)

Then the table that represents a proportional relationship is:

x = -1, -3, -5

y = 1, 3, 5

Where the proportional relation is:

y = (-1)*x

When x = -1

y = (-1)*(-1) = 1

When x = -3

y = (-1)*-3 = 3

When x = -5

y = (-1)*(-5) = 5

So the correct option is the second one.

If you want to learn more about proportional relationships:

brainly.com/question/12242745

#SPJ1

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A: To find the rate in feet per minute, we can use the information given. 
Every two minutes, the submarine dives 300 feet. So 
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In order to confirm that our rate is correct, we can use the second set of information given.
\frac{6750feet}{45minutes}=150 \frac{feet}{minute}.
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B: It would be more reasonable to use an equation with the rate feet per minute because it is more accurate since the time interval isn't too big.
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Based on your knowledge of taxes, you estimate that your net pay will be 66% of your gross pay. You think you will need $250 per
Sholpan [36]

The gross pay per year is \fbox{\bf\$19697.6}.

Further explanation:

Given:

The net pay is 66% of the gross pay. The net pay per week is $250.

Calculation:

Consider the gross pay as x and net pay as y.

Since the net pay y is 66% of the gross pay x, it can be written as follows:

\begin{aligned}\frac{{x\times66}}{{100}}&=y\\x&=\frac{{y\times 100}}{{66}}\\x&=1.5151y\\\end{aligned}

The net pay per week is given as $250.

Substitute 250 for y in above equation.

\begin{aligned}x&=1.5151\left( {250}\right)\\&= 378.8\,\,{\text{dollar}}\,\,{\text{per}}\,{\text{week}}\\\end{aligned}

Since, there exist 52 weeks in a year, the gross pay per year is calculated as follows:

\begin{aligned}x &= 378.8\left({52} \right)\\&= 19697.6\,\,{\text{dollar}}\,\,{\text{per}}\,{\text{year}}\\\end{aligned}

Thus, the gross pay per year is $19697.6.

Learn more:

1. Interest rates are expressed as a percentage ofhttps://brainly.com/question/3724002

2. Suppose that this individual now decides to give one-eighth of a percent (0.125 %) of her new net worth to charity. how many dollars are given to charity?brainly.com/question/928382

Answer Details:

Grade: Middle School

Subject: Mathematics

Chapter: Interest

Keywords: Gross pay, net pay, rate, accounts, simple interest, compound interest, percent, dollar, tax, interest rate, net worth, annually, weekly, weeks, $250, total income, charity, compounded.

4 0
3 years ago
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