Practice Loss Associated with Replacement - 3.3 | 16. Economic Life of a Machine | Construction Engineering & Management - Vol 1
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Loss Associated with Replacement

3.3 - Loss Associated with Replacement

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does economic life refer to?

💡 Hint: Think about the costs associated with keeping a machine.

Question 2 Easy

What is depreciation?

💡 Hint: Consider how machinery loses value as it ages.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What method can be used to calculate depreciation?

Straight-line method
Double declining balance
Unit cost method

💡 Hint: Consider which method accelerates depreciation more.

Question 2

True or False: A machine’s economic life determines when it is necessary to replace it.

True
False

💡 Hint: Think about the costs incurred when keeping an aging machine.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

An old truck costs $5,000 in maintenance yearly. If its replacement cost increases by 10% annually, how long should it be kept before replacement if it depreciates at a rate of 15% per year?

💡 Hint: Calculate yearly costs and compare them over the years.

Challenge 2 Hard

If a replacement machine will save you $3,000 in efficiency each month but costs $12,000 to purchase, how many months until the replacement is cost-effective?

💡 Hint: Consider the total savings versus total cost.

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