Engineering Economics –
Medium Difficulty


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Results

#1. Compute future value F of present amount P=19491 at i=6.0% for n=5 years.

#2. Compute present value P needed to obtain F=34367 in 3 years at 11.0% annual interest.

#3. Find present worth of uniform annual cash flow A=17846 for n=5 years at i=5.0%.

#4. A product has fixed cost $64951, unit price $213, and variable cost $87. What is the break-even quantity?

#5. Using straight-line depreciation, find annual depreciation for cost $186013, salvage $15457, life 10 years.

#6. Two options meet the same need. A: initial $101378, annual O&M $12679. B: initial $238227, annual O&M $12483. Over 7 years at 5.0%, which has lower present cost?

#7. A project risk analysis gives outcomes [-67213, 7277, 23998] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#8. Estimate annual interest rate i if present worth is $128651, annual recovery is $14466, and n=10 years.

#9. Cash flows form an arithmetic gradient: year-1 $62130, increase $4336/year, for 9 years at 6.0%. Find present worth.

#10. A project requires $417265 now and returns $77245 annually for 10 years. At MARR 10.0%, what is NPV?

#11. Compute future value F of present amount P=48079 at i=4.0% for n=4 years.

#12. Compute present value P needed to obtain F=46199 in 4 years at 11.0% annual interest.

#13. Find present worth of uniform annual cash flow A=10756 for n=12 years at i=5.0%.

#14. A product has fixed cost $22686, unit price $220, and variable cost $129. What is the break-even quantity?

#15. Using straight-line depreciation, find annual depreciation for cost $458250, salvage $28441, life 7 years.

#16. Two options meet the same need. A: initial $187537, annual O&M $23969. B: initial $231865, annual O&M $7738. Over 6 years at 5.0%, which has lower present cost?

#17. A project risk analysis gives outcomes [-75127, -5997, 57547] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#18. Estimate annual interest rate i if present worth is $186056, annual recovery is $24598, and n=5 years.

#19. Cash flows form an arithmetic gradient: year-1 $30565, increase $2418/year, for 4 years at 10.0%. Find present worth.

#20. A project requires $250780 now and returns $82456 annually for 9 years. At MARR 6.0%, what is NPV?

#21. Compute future value F of present amount P=36726 at i=10.0% for n=3 years.

#22. Compute present value P needed to obtain F=50765 in 6 years at 5.0% annual interest.

#23. Find present worth of uniform annual cash flow A=10649 for n=10 years at i=10.0%.

#24. A product has fixed cost $73769, unit price $220, and variable cost $80. What is the break-even quantity?

#25. Using straight-line depreciation, find annual depreciation for cost $264824, salvage $61931, life 8 years.

#26. Two options meet the same need. A: initial $200368, annual O&M $8963. B: initial $269590, annual O&M $19764. Over 10 years at 7.0%, which has lower present cost?

#27. A project risk analysis gives outcomes [-78957, 540, 26926] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#28. Estimate annual interest rate i if present worth is $208131, annual recovery is $11414, and n=12 years.

#29. Cash flows form an arithmetic gradient: year-1 $32947, increase $2148/year, for 9 years at 8.0%. Find present worth.

#30. A project requires $241655 now and returns $53464 annually for 4 years. At MARR 6.0%, what is NPV?

#31. Compute future value F of present amount P=19799 at i=4.0% for n=8 years.

#32. Compute present value P needed to obtain F=87822 in 6 years at 7.0% annual interest.

#33. Find present worth of uniform annual cash flow A=12106 for n=5 years at i=6.0%.

#34. A product has fixed cost $42853, unit price $170, and variable cost $103. What is the break-even quantity?

#35. Using straight-line depreciation, find annual depreciation for cost $142176, salvage $44194, life 7 years.

#36. Two options meet the same need. A: initial $92270, annual O&M $23637. B: initial $226928, annual O&M $18980. Over 7 years at 9.0%, which has lower present cost?

#37. A project risk analysis gives outcomes [-73161, 8037, 55668] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#38. Estimate annual interest rate i if present worth is $155161, annual recovery is $17004, and n=9 years.

#39. Cash flows form an arithmetic gradient: year-1 $38740, increase $4866/year, for 4 years at 6.0%. Find present worth.

#40. A project requires $236152 now and returns $41086 annually for 6 years. At MARR 12.0%, what is NPV?

#41. Compute future value F of present amount P=42367 at i=4.0% for n=6 years.

#42. Compute present value P needed to obtain F=37121 in 6 years at 9.0% annual interest.

#43. Find present worth of uniform annual cash flow A=17301 for n=11 years at i=8.0%.

#44. A product has fixed cost $95805, unit price $138, and variable cost $92. What is the break-even quantity?

#45. Using straight-line depreciation, find annual depreciation for cost $204846, salvage $46878, life 9 years.

#46. Two options meet the same need. A: initial $95215, annual O&M $14272. B: initial $249429, annual O&M $17186. Over 7 years at 9.0%, which has lower present cost?

#47. A project risk analysis gives outcomes [-71182, 8440, 24595] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#48. Estimate annual interest rate i if present worth is $88237, annual recovery is $23174, and n=5 years.

#49. Cash flows form an arithmetic gradient: year-1 $28866, increase $3133/year, for 9 years at 10.0%. Find present worth.

#50. A project requires $305196 now and returns $48087 annually for 8 years. At MARR 8.0%, what is NPV?

#51. Compute future value F of present amount P=12461 at i=6.0% for n=8 years.

#52. Compute present value P needed to obtain F=70277 in 5 years at 11.0% annual interest.

#53. Find present worth of uniform annual cash flow A=8678 for n=4 years at i=5.0%.

#54. A product has fixed cost $106268, unit price $144, and variable cost $74. What is the break-even quantity?

#55. Using straight-line depreciation, find annual depreciation for cost $147156, salvage $66893, life 9 years.

#56. Two options meet the same need. A: initial $204289, annual O&M $11170. B: initial $228193, annual O&M $10682. Over 9 years at 9.0%, which has lower present cost?

#57. A project risk analysis gives outcomes [-53243, -8771, 16196] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#58. Estimate annual interest rate i if present worth is $118931, annual recovery is $13911, and n=7 years.

#59. Cash flows form an arithmetic gradient: year-1 $50709, increase $3602/year, for 7 years at 10.0%. Find present worth.

#60. A project requires $418933 now and returns $43070 annually for 9 years. At MARR 10.0%, what is NPV?

#61. Compute future value F of present amount P=21241 at i=8.0% for n=8 years.

#62. Compute present value P needed to obtain F=82021 in 8 years at 5.0% annual interest.

#63. Find present worth of uniform annual cash flow A=6971 for n=4 years at i=10.0%.

#64. A product has fixed cost $36066, unit price $110, and variable cost $48. What is the break-even quantity?

#65. Using straight-line depreciation, find annual depreciation for cost $309266, salvage $56767, life 9 years.

#66. Two options meet the same need. A: initial $109737, annual O&M $24300. B: initial $161082, annual O&M $7183. Over 7 years at 9.0%, which has lower present cost?

#67. A project risk analysis gives outcomes [-22444, 5006, 22122] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#68. Estimate annual interest rate i if present worth is $176149, annual recovery is $26205, and n=7 years.

#69. Cash flows form an arithmetic gradient: year-1 $56242, increase $6984/year, for 7 years at 10.0%. Find present worth.

#70. A project requires $339868 now and returns $55433 annually for 6 years. At MARR 10.0%, what is NPV?

#71. Compute future value F of present amount P=12583 at i=6.0% for n=4 years.

#72. Compute present value P needed to obtain F=88551 in 8 years at 7.0% annual interest.

#73. Find present worth of uniform annual cash flow A=15824 for n=10 years at i=5.0%.

#74. A product has fixed cost $111547, unit price $190, and variable cost $146. What is the break-even quantity?

#75. Using straight-line depreciation, find annual depreciation for cost $242595, salvage $82864, life 4 years.

#76. Two options meet the same need. A: initial $208421, annual O&M $15335. B: initial $245952, annual O&M $8376. Over 8 years at 9.0%, which has lower present cost?

#77. A project risk analysis gives outcomes [-21310, -951, 55066] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#78. Estimate annual interest rate i if present worth is $102681, annual recovery is $27061, and n=6 years.

#79. Cash flows form an arithmetic gradient: year-1 $22456, increase $4834/year, for 9 years at 6.0%. Find present worth.

#80. A project requires $376014 now and returns $72205 annually for 6 years. At MARR 12.0%, what is NPV?

#81. Compute future value F of present amount P=56625 at i=8.0% for n=6 years.

#82. Compute present value P needed to obtain F=56255 in 9 years at 11.0% annual interest.

#83. Find present worth of uniform annual cash flow A=3343 for n=11 years at i=10.0%.

#84. A product has fixed cost $79029, unit price $226, and variable cost $124. What is the break-even quantity?

#85. Using straight-line depreciation, find annual depreciation for cost $490163, salvage $66427, life 11 years.

#86. Two options meet the same need. A: initial $116673, annual O&M $16133. B: initial $191593, annual O&M $8607. Over 10 years at 7.0%, which has lower present cost?

#87. A project risk analysis gives outcomes [-84682, -472, 63417] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#88. Estimate annual interest rate i if present worth is $102077, annual recovery is $15069, and n=5 years.

#89. Cash flows form an arithmetic gradient: year-1 $27627, increase $3725/year, for 8 years at 10.0%. Find present worth.

#90. A project requires $158973 now and returns $85638 annually for 9 years. At MARR 8.0%, what is NPV?

#91. Compute future value F of present amount P=47770 at i=8.0% for n=6 years.

#92. Compute present value P needed to obtain F=65911 in 9 years at 11.0% annual interest.

#93. Find present worth of uniform annual cash flow A=12712 for n=4 years at i=10.0%.

#94. A product has fixed cost $104529, unit price $257, and variable cost $135. What is the break-even quantity?

#95. Using straight-line depreciation, find annual depreciation for cost $225839, salvage $84102, life 4 years.

#96. Two options meet the same need. A: initial $110870, annual O&M $15125. B: initial $210212, annual O&M $17694. Over 9 years at 9.0%, which has lower present cost?

#97. A project risk analysis gives outcomes [-45232, 12248, 12552] with probabilities [0.2, 0.3, 0.5]. Find expected monetary value (EMV).

#98. Estimate annual interest rate i if present worth is $113647, annual recovery is $30676, and n=9 years.

#99. Cash flows form an arithmetic gradient: year-1 $56672, increase $3269/year, for 7 years at 8.0%. Find present worth.

#100. A project requires $407297 now and returns $50760 annually for 7 years. At MARR 6.0%, what is NPV?

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