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3 years ago

For the equation 2u+v=4, express variable v in terms of u and variable u in terms of v.

2 answers:

8 0

For this equation, you must bring the pro numeral you want to leave to the left and move everything to the right.

V=4-2U (as when you move from one side to the other the sign changes)

2U=4-V (change of sign)
U = (4-V)/2 (dividing both sides by 2 to get U by itself)

eduard3 years ago

7 0

V=4-2u and U=2-(1/2)v

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From the information provided, A single-price monopolist earns a total profit of $80 when it produces and sells 20 units of its good. See the attached for more information.

<h3>How do we arrive at $80?</h3>

Total profit = revenue - cost

Revenue = price x number of units sold

Revenue at 20 units =

20 x9 = $180

Given that Total cost at 20 units is $100, thus,
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2 years ago

Does the confidence interval give convincing evidence of a difference in the population mean number of pairs of shoes for boys a

lidiya [134]

The confidence interval did give convincing evidence that there is difference in the population mean number of pairs of shoes for boys and girls at the school.

<h3>Why does the confidence interval did give convincing evidence?</h3>

The interval is one that gave a good convincing evidence, based on the fact that the number 0 stands as NO difference ( (girls boys) and thus it is = 0 ).

It is also not not included in this interval and as such, it can mean that the difference in the mean number of shoes owned by girls and the mean number of shoes owned by boys is 0 .

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1 year ago

A private pilot wishes to insure his airplane for $. The insurance company estimates that a total loss will occur with probabil

stealth61 [152]

The premium that the insurance company should charge each year to realize an average profit of $500 is $6,900.

First step is to calculated the expected amount to pay

Expected amount=Total loss +50% loss+25% loss

Expected amount=$200,000(0.002)(1)+$200,000(0.01)(0.5)+$200,000(0.1)(0.25)

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Second step is to calculate the premium

Premium=Expected amount+ Average profit

Premium=$6,400+$500

Premium=$6,900

Inconclusion the premium that the insurance company should charge each year to realize an average profit of $500 is $6,900.

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2 years ago

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The sample space of the experiment is the elements in the set

The sample space {Head, Tail} and there are 2 outcomes in the sample space

<h3>How to determine the sample space?</h3>

From the complete question, the experiment is a toss of a coin

A coin has a head and a tail.

So, the sample space (S) is:

S= {Head, Tail}

The number of outcomes in the above sample space is 2

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