Practice Maintenance and Repair Costs - 5 | 16. Economic Life of a Machine | Construction Engineering & Management - Vol 1
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Maintenance and Repair Costs

5 - Maintenance and Repair Costs

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is economic life?

💡 Hint: Think about the time frame of machine usage.

Question 2 Easy

Name one factor that increases costs after the economic life.

💡 Hint: What happens to the machine as it gets older?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the economic life of machinery?

The maximum time a machine can run
The time period with the lowest holding costs
The time when depreciation stops

💡 Hint: It's about cost management.

Question 2

True or False: Downtime costs increase with machine age.

True
False

💡 Hint: Consider the reliability of older machines.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A machine starts with a cost of 50,00,000 and has a cumulative maintenance cost of 5,50,000 after 5 years. If its value depreciates to 25,00,000, what is the total cost over the 5 years?

💡 Hint: Combine all costs and subtract any revenue generated.

Challenge 2 Hard

You have data showing that a machine incurs 1,00,000 in downtime costs due to breakdowns in year six. If maintenance costs increase by 10% annually, what would the total cost be in year six including downtime?

💡 Hint: Calculate the new maintenance cost first, then add downtime costs.

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