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kirza4 [7]
2 years ago
10

The formula used to calculate simple interest is modeled by I=prt, where I=simple interest, p=principle, r=interest rate, and t=

time, measured in years. Which of the following options represent(s) an alternative equivalent version of the simple interest formula? select all that apply....TY
I = trp
I = p + rt
I - rt = p
t= l/rp
p= l/rt
Mathematics
2 answers:
Dima020 [189]2 years ago
8 0

Step-by-step explanation:

The formula for simple interest is as follows.

                I = prt

where,  I = simple interest

            p = principle

            r = rate

            t = time

This formula can be alternatively written by shifting I, r, t, and p either on the right or left side of equals sign.

Therefore, the formula can be rewritten as follows.

  • I = trp
  • t = \frac{I}{rp}
  • p = \frac{I}{rt}

asambeis [7]2 years ago
5 0
<span>An alternative equivalent versions are:

</span><span>I = trp
</span><span>t= l/rp
</span><span>p= l/rt</span>
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157079.6

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The time for a professor to grade a student's homework in statistics is normally distributed with a mean of 12.6 minutes and a s
Rus_ich [418]

Answer:

37.23% probability that randomly selected homework will require between 8 and 12 minutes to grade

Step-by-step explanation:

Problems of normally distributed samples are solved using the z-score formula.

In a set with mean \mu and standard deviation \sigma, the zscore of a measure X is given by:

Z = \frac{X - \mu}{\sigma}

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In this problem, we have that:

\mu = 12.6, \sigma = 2.5

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This is the pvalue of Z when X = 12 subtracted by the pvalue of Z when X = 8. So

X = 12

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Z = \frac{12 - 12.6}{2.5}

Z = -0.24

Z = -0.24 has a pvalue of 0.4052

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7 0
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Step-by-step explanation:

I think your question is missed of key information, allow me to add in and hope it will fit the original one.  

Please have a look at the attached photo.  

My answer:

width-to -height ratio of 16:9

Let analyse all possible answers:

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16 divided by 4 is the same as 9 divided by 3 => it is true

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16 divided by 28 is different as 9 divided by 21 => it is wrong

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16 divided by 48 is different as 9 divided by 27 => it is wrong

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16 divided by 26 is different as 9 divided by 219=> it is wrong

We choose A.

Hope it will find you well.

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