Answer:
D. $100
Explanation:
Given: William install 7 system per day at the cost of $300.
William install 8 system per day at the total cost of $400.
Remember, If the marginal cost curve is upward-sloping, this means that as output increase, marginal costs will also increase.
Marginal cost is an additional cost incurred in producing additional unit of output.
Now, finding additional payment that eighth customer has to pay.
Change in marginal cost= 
⇒ Change in marginal cost= 
∴ Change in marginal cost= 
Hence, there is an increase in marginal cost by $100 as output increases, therefore, William will install eight sound systems per day only if the eighth customer is willing to pay at least $100.
For much of the twentieth century, east Asia was dominated economically and politically by Japan.
<h3>How to illustrate the information?</h3>
It should be noted that East Asia was developed based on the successful market economy and private investment.
In the 20the century, there were domestic instability as well as revolution.
Therefore, For much of the twentieth century, east asia was dominated economically and politically by Japan. This is quite different nowadays as China is a leading power.
Learn more about Asia on:
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Answer:
$265,150
Explanation:
Cost of material purchases in July
= 256,550 × 60/100
= 256,550×0.6
= 153,930
Cost of purchases in August
= 278,050×40/100
= 278,050×0.4
= 111,220
Total cash disbursement
= 111,220+153,930
= $265,150
Consumer buying is the day to day purchases people make in their daily lives such as groceries, gas, clothing, services, etc.
Organizational buying involves purchasing goods and services that will be used in the production of the end product that will be sold to consumers.