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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 604 · 40 questions
TalentJR

How to solve it (Jump to the hour): Minutes after: jump to the next full hour, then add the minutes that are left. Minutes before: jump back to the full hour, then go back the rest. How long: change both times to minutes, take away, then change back to hours and minutes (60 minutes = 1 hour).

NameDateTime takenScore ___ / 40
  1. 1.What time will it be 40 minutes after 1:45? (a) 3:25 (b) 2:15 (c) 2:25 (d) 1:25
  2. 2.What time will it be 30 minutes after 4:40? (a) 6:10 (b) 5:00 (c) 4:10 (d) 5:10
  3. 3.A film starts at 5:15 and ends at 7:15. How long is the film? (a) 3 h (b) 1 h (c) 2 h 10 min (d) 2 h
  4. 4.What time was it 15 minutes before 11:55? (a) 10:40 (b) 12:40 (c) 11:50 (d) 11:40
  5. 5.A film starts at 1:15 and ends at 3:45. How long is the film? (a) 2 h 40 min (b) 2 h 30 min (c) 3 h 30 min (d) 1 h 30 min
  6. 6.A film starts at 4:50 and ends at 5:20. How long is the film? (a) 30 min (b) 1 h 30 min (c) 20 min (d) 40 min
  7. 7.What time was it 15 minutes before 6:05? (a) 5:50 (b) 4:50 (c) 6:50 (d) 6:00
  8. 8.What time will it be 30 minutes after 2:40? (a) 3:00 (b) 3:10 (c) 2:10 (d) 4:10
  9. 9.What time was it 15 minutes before 3:30? (a) 4:15 (b) 3:25 (c) 3:15 (d) 2:15
  10. 10.What time will it be 40 minutes after 2:20? (a) 2:00 (b) 4:00 (c) 2:50 (d) 3:00
  11. 11.What time was it 15 minutes before 11:45? (a) 11:30 (b) 12:30 (c) 11:40 (d) 10:30
  12. 12.What time was it 55 minutes before 7:15? (a) 6:30 (b) 5:20 (c) 6:20 (d) 7:20
  13. 13.What time was it 35 minutes before 6:05? (a) 4:30 (b) 5:40 (c) 5:30 (d) 6:30
  14. 14.A film starts at 4:20 and ends at 7:05. How long is the film? (a) 3 h 45 min (b) 1 h 45 min (c) 2 h 45 min (d) 2 h 55 min
  15. 15.A film starts at 5:40 and ends at 8:25. How long is the film? (a) 2 h 45 min (b) 3 h 45 min (c) 1 h 45 min (d) 2 h 55 min
  16. 16.A film starts at 2:00 and ends at 4:25. How long is the film? (a) 1 h 25 min (b) 2 h 35 min (c) 2 h 25 min (d) 3 h 25 min
  17. 17.What time will it be 20 minutes after 9:40? (a) 11:00 (b) 9:00 (c) 10:00 (d) 9:50
  18. 18.What time will it be 30 minutes after 5:15? (a) 4:45 (b) 5:35 (c) 6:45 (d) 5:45
  19. 19.What time will it be 30 minutes after 3:40? (a) 3:10 (b) 4:10 (c) 5:10 (d) 4:00
  20. 20.A film starts at 3:10 and ends at 4:30. How long is the film? (a) 1 h 30 min (b) 20 min (c) 1 h 20 min (d) 2 h 20 min
  21. 21.A film starts at 1:40 and ends at 4:00. How long is the film? (a) 2 h 20 min (b) 2 h 30 min (c) 1 h 20 min (d) 3 h 20 min
  22. 22.What time will it be 25 minutes after 2:25? (a) 2:50 (b) 3:50 (c) 2:40 (d) 1:50
  23. 23.A film starts at 4:25 and ends at 7:05. How long is the film? (a) 2 h 40 min (b) 3 h 40 min (c) 1 h 40 min (d) 2 h 50 min
  24. 24.What time was it 55 minutes before 6:00? (a) 5:15 (b) 5:05 (c) 6:05 (d) 4:05
  25. 25.A film starts at 2:50 and ends at 3:35. How long is the film? (a) 55 min (b) 1 h 45 min (c) 35 min (d) 45 min
  26. 26.What time will it be 15 minutes after 8:05? (a) 8:10 (b) 9:20 (c) 8:20 (d) 7:20
  27. 27.What time will it be 45 minutes after 8:30? (a) 8:15 (b) 9:15 (c) 9:05 (d) 10:15
  28. 28.What time will it be 15 minutes after 9:10? (a) 8:25 (b) 9:15 (c) 10:25 (d) 9:25
  29. 29.A film starts at 7:05 and ends at 8:35. How long is the film? (a) 30 min (b) 1 h 30 min (c) 2 h 30 min (d) 1 h 40 min
  30. 30.A film starts at 6:10 and ends at 7:25. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 1 h 25 min (d) 15 min
  31. 31.A film starts at 1:20 and ends at 4:15. How long is the film? (a) 3 h 55 min (b) 3 h 5 min (c) 2 h 55 min (d) 1 h 55 min
  32. 32.A film starts at 7:15 and ends at 7:45. How long is the film? (a) 1 h 30 min (b) 30 min (c) 20 min (d) 40 min
  33. 33.What time will it be 20 minutes after 7:00? (a) 7:10 (b) 6:20 (c) 7:20 (d) 8:20
  34. 34.What time will it be 15 minutes after 5:20? (a) 5:25 (b) 4:35 (c) 5:35 (d) 6:35
  35. 35.A film starts at 2:15 and ends at 5:00. How long is the film? (a) 3 h 45 min (b) 2 h 45 min (c) 2 h 55 min (d) 1 h 45 min
  36. 36.What time will it be 25 minutes after 4:00? (a) 5:25 (b) 4:15 (c) 3:25 (d) 4:25
  37. 37.What time was it 30 minutes before 3:40? (a) 3:10 (b) 3:20 (c) 2:10 (d) 4:10
  38. 38.What time will it be 15 minutes after 2:20? (a) 3:35 (b) 1:35 (c) 2:25 (d) 2:35
  39. 39.What time will it be 40 minutes after 1:55? (a) 3:35 (b) 2:35 (c) 1:35 (d) 2:25
  40. 40.What time will it be 25 minutes after 2:50? (a) 2:15 (b) 4:15 (c) 3:05 (d) 3:15

Answer key

  1. 2:25
  2. 5:10
  3. 2 h
  4. 11:40
  5. 2 h 30 min
  6. 30 min
  7. 5:50
  8. 3:10
  9. 3:15
  10. 3:00
  11. 11:30
  12. 6:20
  13. 5:30
  14. 2 h 45 min
  15. 2 h 45 min
  16. 2 h 25 min
  17. 10:00
  18. 5:45
  19. 4:10
  20. 1 h 20 min
  21. 2 h 20 min
  22. 2:50
  23. 2 h 40 min
  24. 5:05
  25. 45 min
  26. 8:20
  27. 9:15
  28. 9:25
  29. 1 h 30 min
  30. 1 h 15 min
  31. 2 h 55 min
  32. 30 min
  33. 7:20
  34. 5:35
  35. 2 h 45 min
  36. 4:25
  37. 3:10
  38. 2:35
  39. 2:35
  40. 3:15

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