Suppose That There Are Three Power-Generating Plants,all of Which Generate

question 87

Multiple Choice

Suppose that there are three power-generating plants,all of which generate emissions.The table summarizes the cost of emission reduction for each firm given five different levels of pollution: $$\begin{array} { l l l l l r } \text { Tons of smoke emitted per day } & 4 & 3 & 2 & 1 & 0 \\\text { Total abatement cost, firm A } & 0 & \$ 14 & \$ 30 & \$ 50 & \$ 75 \\\text { Total abatement cost, firm B } & 0 & \$ 20 & \$ 45 & \$ 80 & \$ 120 \\\text { Total abatement cost, firm C } & 0 & \$ 25 & \$ 60 & \$ 100 & \$ 150\end{array}$$
Suppose the government requires the three firms to reduce pollution to 2 tons of smoke per day,for a total of 6 tons.This will result in a total cost of __________.

• A)$59
• B)$42
• C)$230
• D)$135

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Definitions:

Real Number Line

A line that graphically represents the set of all real numbers, where each point on the line corresponds to a unique real number.

Even Integers

Whole numbers that are exactly divisible by 2, with no remainder.

Real Number Line

A line that graphically represents all real numbers, including integers, fractions, and irrational numbers.

Real Number

Any number that can be found on the number line including both rational and irrational numbers.