11-CS-1 Engineering Economics
Worked solutions to 14 past sittings (2013–2019), 71 questions. Pick a sitting, or start from a topic below.
- December 2019
- May 2019
- December 2018
- May 2018
- December 2017
- May 2017
- December 2016
- May 2016
- December 2015
- May 2015
- December 2014
- May 2014
- December 2013
- May 2013
Topics across the sittings
Topics that come up in more than one sitting, taken from the headings of our worked solutions. A topic counts once per sitting.
- Present (13 sittings): December 2019 Q2 · May 2019 Q2 · December 2018 Q3 · May 2018 Q2 · December 2017 Q2 · May 2017 Q2 · December 2016 Q2 · May 2016 Q2 · December 2015 Q2 · May 2015 Q1 · December 2014 Q2 · December 2013 Q2 · May 2013 Q2
- Future Worth (11 sittings): December 2019 Q2 · May 2019 Q2 · December 2018 Q3 · December 2017 Q2 · May 2017 Q2 · December 2016 Q2 · May 2016 Q2 · December 2015 Q2 · December 2014 Q2 · December 2013 Q2 · May 2013 Q2
- Rate of Return (11 sittings): December 2019 Q3 · December 2018 Q4 · December 2017 Q5 · May 2017 Q5 · May 2016 Q5 · December 2015 Q4 · May 2015 Q5 · December 2014 Q4 · May 2014 Q3 · December 2013 Q4 · May 2013 Q3
- Different Lives (8 sittings): May 2017 Q3 · May 2016 Q4 · December 2015 Q5 · May 2015 Q3 · December 2014 Q3 · May 2014 Q4 · December 2013 Q5 · May 2013 Q4
- Gasoline (5 sittings): December 2019 Q4 · May 2018 Q4 · May 2017 Q4 · December 2016 Q3 · May 2016 Q3
- Three Investments (5 sittings): December 2019 Q3 · December 2018 Q4 · December 2017 Q5 · May 2017 Q5 · May 2014 Q5
- All-Electric Car (4 sittings): December 2019 Q4 · May 2018 Q4 · May 2017 Q4 · December 2016 Q3
- Simple (4 sittings): December 2019 Q1 · May 2018 Q1 · December 2017 Q1 · May 2016 Q1
- Compound (3 sittings): December 2019 Q1 · May 2018 Q1 · December 2017 Q1
- Economic Life (3 sittings): May 2015 Q4 · December 2014 Q5 · May 2014 Q2
- Effective Interest Rates (3 sittings): December 2015 Q1 · December 2013 Q1 · May 2013 Q1
- Remaining Economic Life (3 sittings): December 2019 Q5 · December 2017 Q4 · December 2015 Q3
- Three Projects (3 sittings): December 2015 Q4 · May 2015 Q5 · December 2014 Q4
- After-Tax Analysis (2 sittings): December 2013 Q3 · May 2013 Q5
- Annual Worth (2 sittings): May 2018 Q2 · May 2015 Q1
Questions by sitting
December 2019
- Question 1: Simple, Compound, Effective, and Continuous Interest
- Question 2: University Football Stadium — Present and Future Worth
- Question 3: Three Investments — Rate of Return
- Question 4: Gasoline versus All-Electric Car
- Question 5: Laser Cutter — Remaining Economic Life
May 2019
- Question 1: Effective Rates on Three Credit Cards
- Question 2: New Bridge — Present and Future Worth
- Question 3: GoldBrick Engineering — A Non-Conventional Cash Flow
- Question 4: Experienced Grower versus Automated Irrigation
- Question 5: Waterjet Cutting Machine — Replacement Analysis
December 2018
- Question 1: Accumulated Value of Four Saving Plans
- Question 2: Two 3-D Printers — Unequal Lives
- Question 3: Quebec Bridge — Present and Future Worth
- Question 4: Three Investments — Rate of Return
- Question 5: Grower versus Automated Irrigation System
May 2018
- Question 1: Simple, Compound, Effective, and Continuous Interest
- Question 2: City Tunnel — Present and Annual Worth
- Question 3: Labour versus Collaborative Robot
- Question 4: Gasoline versus All-Electric Car
- Question 5: Four Investments — Rate-of-Return Selection
December 2017
- Question 1: Simple, Compound, Continuous, and Gradient Interest
- Question 2: Hydropower Plant — Present and Future Worth
- Question 3: Labour versus Collaborative Robot
- Question 4: Hydraulic-Press Replacement — Remaining Economic Life
- Question 5: Three Investments — Rate of Return
May 2017
- Question 1: Financing-Company Effective Rates
- Question 2: Hydropower Station — Present and Future Worth
- Question 3: Stamping Presses — Different Lives
- Question 4: Gasoline versus All-Electric Car
- Question 5: Three Investments — Rate of Return
December 2016
- Question 1: Loan Effective Rates and Payments
- Question 2: Niagara Wind Farm — Present and Future Worth
- Question 3: Gasoline versus All-Electric Car
- Question 4: Robotic Arm versus Electric Hoist
- Question 5: Four Projects — IRR Table
May 2016
- Question 1: Bank Rates, Simple vs Compound Interest
- Question 2: Solar Power Station — Present and Future Worth
- Question 3: Gasoline versus Hybrid Car
- Question 4: 3-D Printers — Different Lives
- Question 5: Three Investment Options — Rate of Return
December 2015
- Question 1: Effective Interest Rates
- Question 2: Football Stadium — Present and Future Worth
- Question 3: Laser-Cutter Replacement — Remaining Economic Life
- Question 4: Three Projects — Rate of Return
- Question 5: Injection Presses — Different Lives
May 2015
- Question 1: Expressway — Present and Annual Worth
- Question 2: Savings Accounts — Effective Rates
- Question 3: Stamping Presses — Different Lives
- Question 4: Heat-Treatment Furnace — Economic Life
- Question 5: Three Projects — Rate of Return
December 2014
- Question 1: Bank-Loan Effective Interest Rates
- Question 2: Wastewater Plant — Present and Future Worth
- Question 3: Hydro-Forming Presses — Different Lives
- Question 4: Three Projects — Rate of Return
- Question 5: Hydraulic Pump — Economic Life
May 2014
- Question 1: Credit-Card Effective Interest Rates
- Question 2: Air Compressor — Economic Life
- Question 3: Independent Projects — Rate of Return
- Question 4: CNC Machines — Different Lives
- Question 5: Three Investments — Rate of Return
December 2013
- Question 1: Effective Interest Rates
- Question 2: Power Station — Present and Future Worth
- Question 3: Testing Device — After-Tax Analysis
- Question 4: Construction Offers — Rate of Return
- Question 5: Cargo Vans — Different Lives
May 2013
- Question 1: Effective Interest Rates
- Question 2: Bridge Project — Present and Future Worth
- Question 3: Laundry Systems — Rate of Return
- Question 4: Photocopiers — Different Lives
- Question 5: Circuit Tester — After-Tax Analysis
- Question 6: Replacement Analysis — Old Packaging Machine