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Pie
3 years ago
6

Ronda Rollins gets a Social Security benefit of $350 per month. Her husband receives a benefit equal to 200 percent of Ronda's b

enefit. If they take an additional $400 per month from savings, what will their monthly income be?
700
750
1,050
1,450
Mathematics
2 answers:
liberstina [14]3 years ago
7 0
350+(2*350)+400=1450
Fantom [35]3 years ago
6 0

Answer

Find out the what will their monthly income be .

To proof

Let us assume that the their monthly income be x .

As given

Ronda Rollins gets a Social Security benefit of $350 per month

Her husband receives a benefit equal to 200 percent of Ronda's benefit.

If they take an additional $400 per month from savings .

200% written in the decimal form

= \frac{200}{100}

Than the equation becomes

x = 350 + 2\times 350 + 400

x = 350 + 700 + 400

x= $1450

Therefore  monthly income be $1450 .

Option (D) is correct .

Hence proved

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Using a linear function, we have that:

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A linear function is modeled by:

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In which:

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For this problem, the slope is of m = 12. When d = 5, C(d) = 70, hence we find the fixed cost as follows:

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Hence the equation is:

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When the cost is of $250, the distance is found as follows:

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12d = 240

d = 240/12

d = 20 km.

More can be learned about linear functions at brainly.com/question/24808124

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