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RoseWind [281]
3 years ago
9

The following table represents the highest educational attainment of all adult residents in a certain town. If a resident who is

30-49 years old is chosen at random, what is the probability that they have completed a bachelor's degree and no more? Round your answer to the nearest thousandth.

Mathematics
1 answer:
Iteru [2.4K]3 years ago
4 0

Answer:

If a resident who is 30-49 years old is chosen at random, the probability that they have completed a bachelor's degree and no more is 29.13%.

Step-by-step explanation:

Taking into account the educational table provided, if a resident who is 30-49 years old is chosen at random, to determine what is the probability that they have completed a bachelor's degree and no more the following calculation must be performed:

30-39 Bachelor's degree = 1576

40-49 Bachelor's degree = 443

30-39 Total = 4062

40-49 Total = 2869

4062 + 2869 = 100

1576 + 443 = X

6931 = 100

2019 = X

2019 x 100/6931 = X

201900/6931 = X

29,129 = X

Therefore, if a resident who is 30-49 years old is chosen at random, the probability that they have completed a bachelor's degree and no more is 29.13%.

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<h3>How to complete each person's method</h3>

Each pperson's method is the solution to a linear equation

<h3>What is a linear equation?</h3>

A linear equation is an equation in which the highest power of the unknown is 1.

<h3>a. How to complete Demarcus' method?</h3>

Since the equation is given by 3(d + d + 7) = 111 and demarcus was solving the equation and his first step was to divide both sides by 3, we have that

3(d + d + 7) = 111

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So, Demarcus' method is (d + d + 7) = 111/3

<h3>b. How to complete his brother's method?</h3>

Since the equation is given by 3(d + d + 7) = 111 and his brother started solving the equation by using the distributive property,we have that

3(d + d + 7) = 111

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<h3>c. How to complete the banker's method?</h3>

Since the equation is given by 3(d + d + 7) = 111 and their banker started solving the equation by combining like terms, we have that

3(d + d + 7) = 111

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So, the banker's method is 3(2d + 7) = 111

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