Solve
-The Function $\mathrm { A } = \mathrm { A } _ { 0 } \mathrm { e } ^ { - 0.0077 \mathrm { x } }$

question 166

Multiple Choice

Solve.
-The function $\mathrm { A } = \mathrm { A } _ { 0 } \mathrm { e } ^ { - 0.0077 \mathrm { x } }$ models the amount in pounds of a particular radioactive material stored in a concrete vault, where $x$ is the number of years since the material was put into the vault. If 400 pounds of the material are placed in the vault, how much time will need to pass for only 317 pounds to remain?

• A) 30 years
• B) 35 years
• C) 40 years
• D) 60 years

---

Definitions:

Demand Curve

A graph that relates the quantity sold and price, showing the maximum number of units that will be sold at a given price.

Pricing Approach

Strategies employed by businesses to set the price of their products or services, taking into account costs, demand, and competition.

Prestige Pricing

A pricing strategy where prices are set higher than average to create an image of exclusivity and high quality, appealing to status-conscious consumers.

Demand-oriented Approach

focuses on understanding and meeting the existing demand of consumers as the primary strategy for product development and marketing.