<h2>Cost:</h2>
Costs are the expenses incurred by a company or an individual in<u> order to</u> produce goods and deliver services or buy products.
<h3>The computation:</h3>
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
Therefore, the birthday party will cost $97.5 if 15 guests are<u> invited.</u>
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For more information regarding the sums, refer below:
brainly.com/question/14107176
Answer:
Interest rate = 4%
Explanation:
Given:
Face value of bond = $5,000
Annual coupon payment = $200
Interest rate = ?
Computation of interest rate on bond:
Interest rate = (Annual coupon payment / Face value of bond ) × 100
Interest rate = ($200 / $5,000) × 100
Interest rate = (0.04) × 100
Interest rate = 4%
Therefore, annual interest rate on bond is 4%
Answer:
The average defective rate of the samples is:
6.3 samples per day
Explanation:
To calculate the average or mean defective rate, we will compute the total number of defective samples, and divide the result by the total number of days. It is important to note that day 7 is ignored during this calculation because there was no defective DNA sample on that day, hence it does not contribute to the average defective samples.
Total Defective DNA sample = 7 + 6 + 6 + 9 + 5 + 6 + 8 + 9 + 1 = 57
Total number of days = 9 ( Days 1 to 6, and 8 to 10).
Therefore, average defective rate = Total Defective DNA sample ÷ Total number of days
= 57 ÷ 9 = 6.3 DNA samples
Aggregate demand will REMAIN THE SAME. Aggregate demand refers to the total demand for goods and services within a particular market in an economy. Social security, medicare and welfare programs are examples of government transfer payments; transfer payments are not meant to be purchased, therefore they have no influence whatsoever on aggregate demand.
Option C
Costly to imitate criteria for sustainable competitive advantage
<h3><u>
Explanation:</u></h3>
Sustainable competitive advantages are business assets, properties, or skills that are hard to replicate or exceed; and render a higher or complimentary long term situation over competitors. A company must produce distinct goals, plans, and methods to create a sustainable competitive advantage.
It needs huge expenditure in time and money to create a brand. It demands very limitedly to destroy it. A good brand is precious because it prompts customers to favor the brand over competitors. A unique product or service increases customer support and is less suitable for a competitor to imitate.