What are aspects of a free enterprise system?
1 answer:
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Answer:
(a)70 years
(b)23.33 years
(c)8.75 years
Explanation:
According to the Rule of 70, for a given interest rate x, funds double in years.
(a)For a savings account earning 1% interest per year,
The number of years it will take the fund to double= =70 years
(b)For a U.S. Treasury bond mutual fund earning 3% interest per year.
The number of years it will take the fund to double= =23.33 years
(c)For a stock market mutual fund earning 8% interest per year.
The number of years it will take the fund to double= =8.75 years
Answer: $25
Explanation:
Total revenue, at price = $50
Total revenue = price × units sold
= $50 × 0
= 0
Total revenue, at price = $45
Total revenue = price × units sold
= $45 × 1
= $45
Total revenue, at price = $40
Total revenue = price × units sold
= $40 × 2
= $80
Total revenue, at price = $35
Total revenue = price × units sold
= $35 × 3
= $105
Marginal revenue of third unit =
=
= $25