Below are the answers key for the Multiple Choice Questions in Engineering Economics – MCQs Part 21.

1001. A. P134,666.80

1002. A. P44,982.04

1003. A. P2,782.85

1004. C. P878.00

1005. B. P808,811

1006. A. 4.61%

1007. C. P3,502,546

1008. C. P30,941.73

1009. B. P242,806

1010. B. 32.7%

1011. B. 22.5%

1012. A. 11

1013. D. P12,300

1014. D. P371,287

1015. D. P 99,601.71

1016. D. P37,519.00

1017. C. 18.89%

1018. B. P30,000

1019. B. P76,500; P341,000

1020. B. P140,000

1021. A. P48,000

1022. D. P30,000.00

1023. A. P791.26

1024. B. 25

1025. B. 32.25

1026. A. 9 years

1027. B. P857

1028. D. P627,989.90

1029. C. P7,545

1030. C. P4,300

1031. C. P295.3M

1032. B. P7,164.37

1033. C. P5,625

1034. A. 886 units

1035. A. 1053

1036. C. 5000

1037. C. 120

1038. A.1228

1039. A. 1015 units

1040. A. 2334

1041. D. 160

1042. a. 37.11%

1043. d. P5 000

1044. b. 11.75

1045. c. P13 498.60

1046. d. P13 265.83

1047. a. 8%

1048. b. 21.97 yrs.

1049. c. 12.75%

1050. b. 0.333

### Online Questions and Answers in Engineering Economics Series

Following is the list of practice exam test questions in this brand new series:

**Engineering Economics MCQs**

**MCQs from Number 1 – 50**Answer key:

**PART I**

**MCQs from Number 51 – 100**Answer key:

**PART II**

**MCQs from Number 101 – 150**Answer key:

**PART III**

**MCQs from Number 151 – 200**Answer key:

**PART IV**

**MCQs from Number 201 – 250**Answer key:

**PART V**

**MCQs from Number 251 – 300**Answer key:

**PART VI**

**MCQs from Number 301 – 350**Answer key:

**PART VII**

**MCQs from Number 351 – 400**Answer key:

**PART VIII**

**MCQs from Number 401 – 450**Answer key:

**PART IX**

**MCQs from Number 1001 – 1050**Answer key:

**PART XXI**