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nikitadnepr [17]
3 years ago
8

Bonnie invested $8,000 in two accounts paying 5% and 6% annual interest. Her money earned a total of $445 in interest in one yea

r. How much was invested in each account?
Business
1 answer:
polet [3.4K]3 years ago
5 0

Answer:

6% = 4500

5% = 3500

Explanation:

wo equations can be derived from the question

x + y = $8,000 equation 1

0.05x + 0.06y = $445. equation 2

x = amount invested in 5%  

y =  amount invested in 6%  

multiply equation 1 by 0.05

0.05x + 0.05y = 400 equation 3

subtract equation 3 from 2

0.01y = 45

y = $4500

substitute for y in equation 1

8500 - 4500 = 3500

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When Acme Dynamite produces 250 units of output, its variable cost is $2,000, and its fixed cost is $500. It sells each unit of
DaniilM [7]

Answer:

The firm will continue to produce in the short run.

Explanation:

Given the number of units produced by Acme Dynamite = 250 units.

The variable cost of producing the 250 units = $2000

The fixed cost = $500

The selling price = $25 per unit.

The new price after the fall in price = $10

Total revenue from the selling of 250 units = 250 × 10 = $2500

Since the revenue received is covering the variable cost and fixed cost. Thus, the firm will produce or continue to produce in the short run.

7 0
3 years ago
Which of the following analytical techniques is designed to output the best decision?
navik [9.2K]

Answer:

Prescriptive analytics      

Explanation:

Prescriptive Analytics refers to the data analytics field that specializes on determining the best approach in a situation, based on the data accessible. It is linked towards both descriptive analytics as well as predictive analytics yet highlights valuable insights rather than data analysis.  

Prescriptive analytics collects information with its systems from either a range of descriptive or predictive databases and relates it to the choice-making process. It involves mixing existing conditions with alternative actions to evaluate how well the outcome would be influenced by each.

It can also assess the effects of judgment, based on various potential future situations. The discipline draws inspiration from applied mathematics, using a number of statistical techniques to construct and re-create potential judgment trends that could have different effects on an entity.

6 0
3 years ago
A(n) ____ might be represented with a single-valued attribute. Group of answer choices person’s phone number(s) person's driver'
kolezko [41]

Answer:

person's driver's license number

Explanation:

A single valued attribute means that a person or a thing can only have a single value for that attribute, for example, you can have only one social security number since having more than one is illegal.

Following the same logic, you could only have one driver's license number, since you can only have one license.

But you can have more than one cellphone, you can also have more than one car, and finally you may have attended more than one college.

4 0
3 years ago
Chuck offers $240,000 for a house. The seller turns down the offer but says she will sell the house for $260,000. However, Chuck
qaws [65]

Answer:

Chuck must be less than $260,000

Explanation:

The economic decision rule is: Do it if that marginal benefit exceeds the marginal cost and Since Chuck was unwilling to purchase the house at $260,000, we can deduce that the marginal benefit of purchasing the house must be less than $260,000 due to the fact that the seller turns down the offer but says she will sell the house for $260,000.

6 0
3 years ago
A realtor is trying to predict the selling price of houses in Greenville (in thousands of dollars) as a function of size (measur
astraxan [27]

Answer:

a. The estimated coefficient for size is approximately <u>13.81</u>.

b. In the regression, two predictors are used. These two predictors are size and fireplace (FP).

Explanation:

a. The estimated coefficient for size is approximately _____.

Estimated coefficient for size = Standard Error of size * t-Stat of size =  1.2072436 * 11.439 = 13.81

Therefore, the estimated coefficient for size is approximately <u>13.81</u>.

b. How many predictors (independent variables) were used in the regression?

Independent variables can be described as variables that are changed or manipulated in order to measure the effect of their changes on the dependent variable. Independent variables are therefore also called predictors because they employed to predict the dependent variable.

In the regression, two predictors are used. These two predictors are size and fireplace (FP).

8 0
3 years ago
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