IBEW FIFTH SIMULATION

#1. A wire spool holds 40 feet of cable. If 1/2 of the cable is used, how many feet are used?

20.0

13.333333333333334

20

40.0

#2. A wire spool holds 32 feet of cable. If 3/4 of the cable is used, how many feet are used?

8.0

24

32.0

19.2

#3. A wire spool holds 50 feet of cable. If 2/5 of the cable is used, how many feet are used?

10.0

30.0

20

16.666666666666668

#4. A wire spool holds 45 feet of cable. If 3/5 of the cable is used, how many feet are used?

27

22.5

36.0

9.0

#5. A supplier adds a 20% markup to a material cost of $100. What is the selling price?

120

20.0

129

80.0

#6. A supplier adds a 15% markup to a material cost of $80. What is the selling price?

95

12.0

68.0

92

#7. A supplier adds a 25% markup to a material cost of $150. What is the selling price?

187.5

37.5

175

112.5

#8. A tool normally costs $200 but is on sale for $150. What percent is saved off the original price?

25.0

12.5

75.0

13.3

#9. A tool normally costs $120 but is on sale for $90. What percent is saved off the original price?

75.0

13.3

12.5

25.0

#10. A tool normally costs $75 but is on sale for $60. What percent is saved off the original price?

20.0

10.0

12.5

80.0

#11. Solve for x: 4x − 5 = 23

7

11

3

-7

#12. Solve for x: 5x − 10 = 20

2

6

10

-6

#13. Solve for x: (6x) ÷ 4 = 12.0

11

5

16

8

#14. Solve for x: (9x) ÷ 3 = 36.0

15

24

9

12

#15. An electrician buys 6 breakers at $12 each. What is the total cost of the breakers?

60

84

72

18

#16. An electrician buys 10 breakers at $9 each. What is the total cost of the breakers?

90

19

81

99

#17. An electrician buys 8 breakers at $7 each. What is the total cost of the breakers?

15

49

56

63

#18. A crew buys 20 conduit straps at $2 each and 10 device boxes at $4 each. What is the total cost?

80

40

90

73

#19. A crew buys 15 conduit straps at $3 each and 8 device boxes at $5 each. What is the total cost?

95

40

45

85

#20. A service truck travels 90 miles at an average speed of 45 mph. How long does the trip take?

4050

2

1.6363636363636365

0.5

#21. A service truck travels 120 miles at an average speed of 60 mph. How long does the trip take?

2

7200

0.5

1.7142857142857142

#22. A service truck travels 75 miles at an average speed of 25 mph. How long does the trip take?

2.142857142857143

1875

0.3333333333333333

3

#23. The hours worked for four days are 6, 7, 8, 9. What is the average hours worked?

9

6

7.5

30

#24. The fixtures installed per day for four days are 14, 16, 18, 16. What is the average fixtures installed per day?

64

14

16

18

#25. The ratio of electricians to helpers on a job is 2:3. If there are 25 workers, how many are electricians?

10

15.0

15

5

#26. The ratio of electricians to helpers on a job is 3:4. If there are 28 workers, how many are electricians?

12

16.0

7

16

#27. Find the next number in the sequence: 5, 8, 11, 14, 17, ?

20

26

17

23

#28. Find the next number in the sequence: 10, 14, 18, 22, ?

34

26

30

22

#29. Find the next number in the sequence: 7, 13, 19, ?

25

31

37

19

#30. Evaluate: (6 + 5) × 4 + 3

47

77

23

29

#31. Evaluate: (9 + 3) × 7 + 5

89

25

144

35

#32. A worker pulls cable at 15 feet per hour. How many feet are pulled in 4 hours?

75

60

45

19

#33. A worker pulls cable at 18 feet per hour. How many feet are pulled in 5 hours?

108

90

72

23

#34. Two workers pull cable at 10 feet/hour and 12 feet/hour. Working together for 4 hours, how many feet do they pull?

48

40

66

88

#35. Two workers pull cable at 14 feet/hour and 16 feet/hour. Working together for 3 hours, how many feet do they pull?

60

48

42

90

#36. Three resistors of 3 Ω, 6 Ω, and 9 Ω are in series. What is the total resistance?

12

18

9

15

#37. Three resistors of 4 Ω, 5 Ω, and 11 Ω are in series. What is the total resistance?

16

20

9

28

#38. Two resistors of 8 Ω and 14 Ω are in series. What is the total resistance?

6

14

22

112

#39. Two resistors of 10 Ω and 15 Ω are in series. What is the total resistance?

15

5

150

25

#40. A circuit carries 4 A through a 18 Ω resistor. What is the voltage across the resistor?

76

72

14

22

#41. A circuit carries 5 A through a 12 Ω resistor. What is the voltage across the resistor?

17

60

65

7

#42. A 48 V source is applied across a 8 Ω load. What is the current in the circuit?

384

6

3.6923076923076925

0.16666666666666666

#43. A 36 V source is applied across a 6 Ω load. What is the current in the circuit?

3.272727272727273

216

0.16666666666666666

6

#44. A circuit draws 8 A at 120 V. What is the resistance?

0.06666666666666667

12.0

15

960

#45. A circuit draws 6 A at 96 V. What is the resistance?

576

16

0.0625

12.0

#46. A total of 24 A flows equally in 3 parallel branches. How much current flows in each branch?

8

6.0

72

0.125

#47. A total of 18 A flows equally in 2 parallel branches. How much current flows in each branch?

0.1111111111111111

6.0

36

9

#48. A total of 30 A flows equally in 5 parallel branches. How much current flows in each branch?

5.0

0.16666666666666666

150

6

#49. If 10 outlets require 25 feet of cable, how many feet are needed for 15 outlets at the same rate?

40

37.5

10

375

#50. If 8 outlets require 20 feet of cable, how many feet are needed for 12 outlets at the same rate?

32

30

8

240

#51. A safety policy states: ‘Report all injuries, no matter how minor.’ What should workers do?

Ignore minor injuries and keep working

Report only injuries that need a doctor

Report every injury to a supervisor

Report injuries only if someone else sees them

#52. A notice reads: ‘Do not store materials within three feet of electrical panels.’ What is required?

Place tools directly on top of panels

Keep a three-foot clear space in front of panels

Store only small items near panels

Block panels to prevent unauthorized use

#53. A job instruction says: ‘Use only listed and labeled devices for this installation.’ What does this mean?

Only the cheapest devices may be used

Devices must be approved by a recognized testing agency

Any homemade device is acceptable

Devices must be unmarked and unlabeled

#54. A memo states: ‘Test each circuit for continuity before energizing.’ What is the main purpose?

To overheat the conductors before use

To check the panel labeling

To confirm the circuit is properly connected

To measure the exact voltage drop

#55. A procedure reads: ‘Verify that ladders are tied off when used for access to upper levels.’ What should be checked?

That ladders are made of metal

That ladders are painted a bright color

That ladders are secured so they cannot slip

That ladders are stored flat on the floor

#56. A project note says: ‘Coordinate shutdowns with the building owner at least 48 hours in advance.’ What is expected?

Notify the owner only after the shutdown

Avoid scheduling shutdowns altogether

Notify the owner two days before any shutdown

Shut down power without notifying anyone

#57. A toolbox talk states: ‘Use spotters when moving equipment through blind corners.’ What should workers do?

Move quickly to reduce time in the area

Rely only on mirrors and guesswork

Avoid using spotters to save labor

Have someone guide them when moving through blind spots

#58. A written rule says: ‘Keep test leads in good condition; replace if insulation is damaged.’ What is required?

Ignore damage if the meter still works

Use damaged leads only on low voltage

Wrap damaged areas with bare wire

Replace test leads with damaged insulation

#59. A job briefing reads: ‘Review the one-line diagram before starting work on the system.’ What should workers do first?

Study the one-line diagram to understand the system layout

Begin work and review drawings later

Rely only on verbal instructions

Ignore diagrams and trace wires randomly

#60. A safety bulletin states: ‘Use face shields when there is a risk of arc flash.’ What must workers do?

Wear face shields when arc flash is a possibility

Avoid working if arc flash is possible

Remove face shields for better visibility

Wear only safety glasses for all tasks

#61. A sign reads: ‘Hard hats required in this area.’ What is expected?

Carry a hard hat but not wear it

Wear a hard hat only when it rains

Wear a hard hat whenever in that area

Wear a hard hat only during inspections

#62. A checklist item says: ‘Confirm all temporary wiring is removed at the end of the project.’ What must be done?

Use temporary wiring as permanent wiring

Hide temporary wiring above ceilings

Take out all temporary wiring when the job is complete

Leave temporary wiring as a backup system

#63. A job requires 5 circuits, each with 6 outlets. How many outlets are installed in total?

25

36

28

30

#64. An apprentice installs 14 fixtures on Monday, 12 on Tuesday, and 10 on Wednesday. What is the total number of fixtures installed?

32

38

36

34

#65. A toolbox contains 4 wrenches, 6 screwdrivers, and 5 pliers. How many tools are in the toolbox?

15

13

16

17

#66. A cord reel has 75 feet of cord. If 28 feet are used, how many feet remain on the reel?

47

53

45

37

#67. A ladder is 24 feet long and reaches a windowsill 18 feet above the ground. How many feet of ladder extend above the windowsill?

6

10

4

8

#68. A worker spends 1.5 hours on layout, 2.25 hours on conduit, and 1.75 hours on cleanup. How many hours are worked in total?

5.25

4.5

6

5.5

#69. Three resistors of 10 Ω, 15 Ω, and 25 Ω are connected in series. What is the total resistance?

40

50

60

45

ARE YOU READY?

LET’S PRACTICE!

Results

#1. A wire spool holds 40 feet of cable. If 1/2 of the cable is used, how many feet are used?

#2. A wire spool holds 32 feet of cable. If 3/4 of the cable is used, how many feet are used?

#3. A wire spool holds 50 feet of cable. If 2/5 of the cable is used, how many feet are used?

#4. A wire spool holds 45 feet of cable. If 3/5 of the cable is used, how many feet are used?

#5. A supplier adds a 20% markup to a material cost of $100. What is the selling price?

#6. A supplier adds a 15% markup to a material cost of $80. What is the selling price?

#7. A supplier adds a 25% markup to a material cost of $150. What is the selling price?

#8. A tool normally costs $200 but is on sale for $150. What percent is saved off the original price?

#9. A tool normally costs $120 but is on sale for $90. What percent is saved off the original price?

#10. A tool normally costs $75 but is on sale for $60. What percent is saved off the original price?

#11. Solve for x: 4x − 5 = 23

#12. Solve for x: 5x − 10 = 20

#13. Solve for x: (6x) ÷ 4 = 12.0

#14. Solve for x: (9x) ÷ 3 = 36.0

#15. An electrician buys 6 breakers at $12 each. What is the total cost of the breakers?

#16. An electrician buys 10 breakers at $9 each. What is the total cost of the breakers?

#17. An electrician buys 8 breakers at $7 each. What is the total cost of the breakers?

#18. A crew buys 20 conduit straps at $2 each and 10 device boxes at $4 each. What is the total cost?

#19. A crew buys 15 conduit straps at $3 each and 8 device boxes at $5 each. What is the total cost?

#20. A service truck travels 90 miles at an average speed of 45 mph. How long does the trip take?

#21. A service truck travels 120 miles at an average speed of 60 mph. How long does the trip take?

#22. A service truck travels 75 miles at an average speed of 25 mph. How long does the trip take?

#23. The hours worked for four days are 6, 7, 8, 9. What is the average hours worked?

#24. The fixtures installed per day for four days are 14, 16, 18, 16. What is the average fixtures installed per day?

#25. The ratio of electricians to helpers on a job is 2:3. If there are 25 workers, how many are electricians?

#26. The ratio of electricians to helpers on a job is 3:4. If there are 28 workers, how many are electricians?

#27. Find the next number in the sequence: 5, 8, 11, 14, 17, ?

#28. Find the next number in the sequence: 10, 14, 18, 22, ?

#29. Find the next number in the sequence: 7, 13, 19, ?

#30. Evaluate: (6 + 5) × 4 + 3

#31. Evaluate: (9 + 3) × 7 + 5

#32. A worker pulls cable at 15 feet per hour. How many feet are pulled in 4 hours?

#33. A worker pulls cable at 18 feet per hour. How many feet are pulled in 5 hours?

#34. Two workers pull cable at 10 feet/hour and 12 feet/hour. Working together for 4 hours, how many feet do they pull?

#35. Two workers pull cable at 14 feet/hour and 16 feet/hour. Working together for 3 hours, how many feet do they pull?

#36. Three resistors of 3 Ω, 6 Ω, and 9 Ω are in series. What is the total resistance?

#37. Three resistors of 4 Ω, 5 Ω, and 11 Ω are in series. What is the total resistance?

#38. Two resistors of 8 Ω and 14 Ω are in series. What is the total resistance?

#39. Two resistors of 10 Ω and 15 Ω are in series. What is the total resistance?

#40. A circuit carries 4 A through a 18 Ω resistor. What is the voltage across the resistor?

#41. A circuit carries 5 A through a 12 Ω resistor. What is the voltage across the resistor?

#42. A 48 V source is applied across a 8 Ω load. What is the current in the circuit?

#43. A 36 V source is applied across a 6 Ω load. What is the current in the circuit?

#44. A circuit draws 8 A at 120 V. What is the resistance?

#45. A circuit draws 6 A at 96 V. What is the resistance?

#46. A total of 24 A flows equally in 3 parallel branches. How much current flows in each branch?

#47. A total of 18 A flows equally in 2 parallel branches. How much current flows in each branch?

#48. A total of 30 A flows equally in 5 parallel branches. How much current flows in each branch?

#49. If 10 outlets require 25 feet of cable, how many feet are needed for 15 outlets at the same rate?

#50. If 8 outlets require 20 feet of cable, how many feet are needed for 12 outlets at the same rate?

#51. A safety policy states: ‘Report all injuries, no matter how minor.’ What should workers do?

#52. A notice reads: ‘Do not store materials within three feet of electrical panels.’ What is required?

#53. A job instruction says: ‘Use only listed and labeled devices for this installation.’ What does this mean?

#54. A memo states: ‘Test each circuit for continuity before energizing.’ What is the main purpose?

#55. A procedure reads: ‘Verify that ladders are tied off when used for access to upper levels.’ What should be checked?

#56. A project note says: ‘Coordinate shutdowns with the building owner at least 48 hours in advance.’ What is expected?

#57. A toolbox talk states: ‘Use spotters when moving equipment through blind corners.’ What should workers do?

#58. A written rule says: ‘Keep test leads in good condition; replace if insulation is damaged.’ What is required?

#59. A job briefing reads: ‘Review the one-line diagram before starting work on the system.’ What should workers do first?

#60. A safety bulletin states: ‘Use face shields when there is a risk of arc flash.’ What must workers do?

#61. A sign reads: ‘Hard hats required in this area.’ What is expected?

#62. A checklist item says: ‘Confirm all temporary wiring is removed at the end of the project.’ What must be done?

#63. A job requires 5 circuits, each with 6 outlets. How many outlets are installed in total?

#64. An apprentice installs 14 fixtures on Monday, 12 on Tuesday, and 10 on Wednesday. What is the total number of fixtures installed?

#65. A toolbox contains 4 wrenches, 6 screwdrivers, and 5 pliers. How many tools are in the toolbox?

#66. A cord reel has 75 feet of cord. If 28 feet are used, how many feet remain on the reel?

#67. A ladder is 24 feet long and reaches a windowsill 18 feet above the ground. How many feet of ladder extend above the windowsill?

#68. A worker spends 1.5 hours on layout, 2.25 hours on conduit, and 1.75 hours on cleanup. How many hours are worked in total?

#69. Three resistors of 10 Ω, 15 Ω, and 25 Ω are connected in series. What is the total resistance?