Find the Constant of Proportionality for the Stated Conditions $E$ Varies Jointly With

question 17

Multiple Choice

Find the constant of proportionality for the stated conditions: $E$ varies jointly with $I$ and $R$ , and when $E$ $= 2,520 , R = 40$ and $\mathrm { I } = 7$ .

• A) \(\quad k = 7\)
• B) \(k = 9\)
• C) \(\quad k = - 9\)
• D) \(\quad k = - 2,520\)
• E) \(\quad k = 2,520\)

---

Definitions:

Portfolio Proportions

The percentage composition of different assets within an investment portfolio.

Target Rate Of Return

The specific return that an investor aims to achieve on an investment, which guides their selection of investment vehicles and strategies.

Actuarial Rate

The rate developed by actuaries based on statistical data, used in calculating insurance premiums and pension contributions.

Inflation Rate

The rate at which the general level of prices for goods and services is rising, and, subsequently, eroding purchasing power.