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Table 4-8

DemandSupply
P = 50 - 2QDP = 35 + QS
QD = 25 - 0.5PQS = P - 35 

Refer to Table 4-8. The equations above describe the demand and supply for Bubba's Fried Jellybeans. What are the equilibrium price and quantity (in thousands) for Bubba's Fried Jellybeans?
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Figure 4-3

Figure 4-4 shows the market for tiger shrimp. The market is initially in equilibrium at a price of $15 and a quantity of 80. Now suppose producers decide to cut output to 40 in order to raise the price to $18.

Refer to Figure 4-3. At the equilibrium price of $15 consumers are willing to buy 80 pounds of tiger shrimp. Is this an economically efficient quantity?
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What are the benefits of using CNC machines?

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Is it true that in the main drive of CNC machines, asynchronous alternating current (AC) motors are increasingly used instead of direct current (DC) motors?

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Which are not modern chucks?

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Can a CNC lathe be equipped with several spindles?

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Is it true that synchronous engines have a higher efficiency than asynchronous engines?

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What are the possible materials for a CNC machine bed?

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Which of the following companies does not manufacture CNC controls?

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Is it true that to eliminate backlash, two ball screws are preloaded against each other?

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