The Top of a Ladder Slides Down a Vertical Wall $0.1$

question 118

Multiple Choice

The top of a ladder slides down a vertical wall at a rate of $0.1$ m/s . At the moment when the bottom of the ladder is 3 m from the wall, it slides away from the wall at a rate of 0.2 m/s . How long is the ladder?

• A) \(7 \mathrm{~m}\)
• B) \(2.3 \mathrm{~m}\)
• C) \(2 \mathrm{~m}\)
• D) \(2.8 \mathrm{~m}\)
• E) None of these

---

Definitions:

TPSs

Transaction Processing Systems, computerized systems that perform and record the daily routine transactions necessary to conduct the business; they serve at the operational level of an organization.

Walmart

An American multinational retail corporation that operates a chain of hypermarkets, discount department stores, and grocery stores.

Enterprise

A large company or organization, especially one with complex structures and operations, often spanning multiple industries or geographic locations.

EAI System

Enterprise Application Integration system, a framework that integrates various disparate systems within an organization into a cohesive, functioning whole.