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DochEvi [55]
3 years ago
9

In an experiment, college students were given oither four quarters or a $1 bill and they could either koop the money or spend it

on gum. The results are summad
the table Complete parts (a) through (c) below.
Purchased Gum Kept the Money
Students Given Four Quarters 32
15
Students Given a $1 Bill 19
31
a. Find the probability of randomly selecting a student who spent the money, given that the student was given four quarters
The probability is
Round to three decimal places as needed.)
Mathematics
1 answer:
OleMash [197]3 years ago
7 0

Answer:

dddddd

Step-by-step explanation:

dddddd

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A triangular piece of rubber is stretched equally from all sides, without distorting its shape, such that each side of the enlar
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Answer:

The area of the enlarged triangle is 4 times the original area

Step-by-step explanation:

we know that

The scale factor is equal to divide the measurement of the length side of the enlarged triangle by the the measurement of the length of the corresponding side of the original triangle

In his problem

Let

x------> the length side of the original triangle

so

2x----->  is the length of the corresponding side of the enlarged triangle

scale\ factor=\frac{2x}{x}=2

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The scale factor squared is equal to the ratio of the area of the enlarged triangle divided by the area of the original triangle

so

Let

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n------> the area of the original triangle

r-------> scale factor

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substitute

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m=4n

therefore

The area of the enlarged triangle is 4 times the original area

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hodyreva [135]
N=9..................
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Help me do 1/6+1/4 make sure the demonator is the same
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<h2><u>Answer: </u></h2><h2> \boxed{\boxed{\sf\frac{5}{12}=0.416666667}}</h2><h2></h2><h2><u>Solution Steps: </u></h2>

______________________________

<h3>1.) Find the LCF of 6 and 4: </h3>
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<em>  - We do this because in order to add these, they must have the same denominator. So you must find the LCF, (Least Common Factor) of 6 and 4.</em>

<em />

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<em>  - </em>\frac{1}{6}<em> changes to </em>\frac{2}{12}<em> by multiplying the numerator and denominator by 2. And  </em>\frac{1}{4}<em> changes to </em>\frac{3}{12}<em> because you multiply the numerator and denominator by 3. </em>

<em></em>

<h3>3.) Add the numerators: </h3>
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