Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define economic useful life.
💡 Hint: Think about what makes operational costs lower.
Question 2
Easy
What do we call the current machine that may be replaced?
💡 Hint: It's the opposite of challenger.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the economic useful life?
- Time when costs are minimized
- Time when maintenance is maximum
- Time when productivity is halved
💡 Hint: Focus on cost management.
Question 2
True or False: Downtime costs do not affect project profitability.
- True
- False
💡 Hint: Consider what happens when machines are out of service.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A construction company used a bulldozer that costs $10,000 a year in maintenance and operational costs. A new bulldozer costs $20,000 upfront but only $2,000 annually to maintain. Determine the break-even point when to replace the old bulldozer.
💡 Hint: Calculate how much total costs would be over time.
Question 2
Given a piece of construction equipment has been less productive over three years, document how to evaluate whether to keep holding it or replace it. Include factors to analyze.
💡 Hint: Think about cumulative losses vs. new opportunities.
Challenge and get performance evaluation