Exhibit 15.1 The Following Questions Employ the AON Network and Partial Spreadsheet

question 23

Multiple Choice

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
-Slack represents the amount of time by which an activity can be delayed without delaying the entire project, assuming that

• A) all successor activities start at their earliest start times.
• B) all predecessor activities start at their earliest start times.
• C) immediate predecessor activities start at their earliest start times.
• D) all predecessor activities start at their latest start times.

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Definitions:

Model Trains

Scaled-down reproductions of trains, used as a hobby to build and display rail transport scenes.

Rate

A measure used to quantify the frequency, occurrence, or percentage of a certain event or outcome over a specified period or among a specific sample size.

Additional Money

Funds that are required or provided beyond the initially agreed amount or investment.

Simple Interest

Simple interest is a method of calculating interest where the interest charge is computed only on the original principal, and not on the interest accrued over time.