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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 182 · 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 15 minutes after 7:10? (a) 6:25 (b) 7:25 (c) 8:25 (d) 7:15
  2. 2.What time was it 40 minutes before 6:05? (a) 6:25 (b) 4:25 (c) 5:35 (d) 5:25
  3. 3.What time will it be 15 minutes after 3:50? (a) 4:05 (b) 5:05 (c) 3:55 (d) 3:05
  4. 4.What time will it be 45 minutes after 2:30? (a) 3:15 (b) 3:05 (c) 2:15 (d) 4:15
  5. 5.What time was it 20 minutes before 8:10? (a) 8:50 (b) 7:50 (c) 6:50 (d) 8:00
  6. 6.What time will it be 45 minutes after 1:15? (a) 2:00 (b) 1:00 (c) 3:00 (d) 1:50
  7. 7.What time was it 35 minutes before 2:35? (a) 2:10 (b) 3:00 (c) 1:00 (d) 2:00
  8. 8.A film starts at 6:40 and ends at 7:00. How long is the film? (a) 30 min (b) 20 min (c) 1 h 20 min (d) 10 min
  9. 9.A film starts at 3:20 and ends at 5:30. How long is the film? (a) 2 h 20 min (b) 3 h 10 min (c) 1 h 10 min (d) 2 h 10 min
  10. 10.What time was it 30 minutes before 11:10? (a) 11:40 (b) 10:40 (c) 9:40 (d) 10:50
  11. 11.A film starts at 4:20 and ends at 4:50. How long is the film? (a) 40 min (b) 1 h 30 min (c) 20 min (d) 30 min
  12. 12.A film starts at 4:20 and ends at 7:20. How long is the film? (a) 4 h (b) 2 h (c) 3 h 10 min (d) 3 h
  13. 13.A film starts at 2:35 and ends at 4:40. How long is the film? (a) 2 h 5 min (b) 1 h 5 min (c) 3 h 5 min (d) 2 h 15 min
  14. 14.What time was it 15 minutes before 2:45? (a) 2:30 (b) 2:40 (c) 1:30 (d) 3:30
  15. 15.What time will it be 25 minutes after 4:10? (a) 3:35 (b) 4:35 (c) 4:25 (d) 5:35
  16. 16.What time was it 15 minutes before 3:35? (a) 3:30 (b) 2:20 (c) 4:20 (d) 3:20
  17. 17.What time will it be 40 minutes after 5:35? (a) 6:15 (b) 7:15 (c) 6:05 (d) 5:15
  18. 18.What time will it be 25 minutes after 1:25? (a) 1:40 (b) 2:50 (c) 2:00 (d) 1:50
  19. 19.A film starts at 6:45 and ends at 9:25. How long is the film? (a) 1 h 40 min (b) 2 h 40 min (c) 3 h 40 min (d) 2 h 50 min
  20. 20.What time will it be 20 minutes after 10:45? (a) 10:05 (b) 10:55 (c) 11:05 (d) 12:05
  21. 21.What time was it 30 minutes before 9:35? (a) 8:05 (b) 9:15 (c) 10:05 (d) 9:05
  22. 22.A film starts at 2:10 and ends at 3:05. How long is the film? (a) 1 h 55 min (b) 55 min (c) 45 min (d) 1 h 5 min
  23. 23.What time will it be 40 minutes after 5:40? (a) 5:20 (b) 7:20 (c) 6:20 (d) 6:10
  24. 24.What time was it 30 minutes before 7:50? (a) 7:30 (b) 8:20 (c) 6:20 (d) 7:20
  25. 25.A film starts at 5:00 and ends at 8:00. How long is the film? (a) 4 h (b) 3 h 10 min (c) 2 h (d) 3 h
  26. 26.A film starts at 3:25 and ends at 6:20. How long is the film? (a) 3 h 5 min (b) 2 h 55 min (c) 1 h 55 min (d) 3 h 55 min
  27. 27.What time will it be 30 minutes after 2:45? (a) 2:15 (b) 3:05 (c) 3:15 (d) 4:15
  28. 28.A film starts at 1:40 and ends at 3:00. How long is the film? (a) 2 h 20 min (b) 20 min (c) 1 h 20 min (d) 1 h 30 min
  29. 29.What time will it be 20 minutes after 1:15? (a) 1:45 (b) 1:25 (c) 2:35 (d) 1:35
  30. 30.What time will it be 15 minutes after 2:05? (a) 2:10 (b) 2:20 (c) 3:20 (d) 1:20
  31. 31.What time was it 20 minutes before 9:05? (a) 8:45 (b) 8:55 (c) 7:45 (d) 9:45
  32. 32.A film starts at 1:35 and ends at 2:05. How long is the film? (a) 1 h 30 min (b) 20 min (c) 40 min (d) 30 min
  33. 33.A film starts at 6:20 and ends at 8:15. How long is the film? (a) 55 min (b) 2 h 5 min (c) 2 h 55 min (d) 1 h 55 min
  34. 34.A film starts at 8:30 and ends at 8:55. How long is the film? (a) 25 min (b) 1 h 25 min (c) 15 min (d) 35 min
  35. 35.What time was it 20 minutes before 11:35? (a) 11:15 (b) 12:15 (c) 10:15 (d) 11:25
  36. 36.A film starts at 6:20 and ends at 8:50. How long is the film? (a) 2 h 40 min (b) 3 h 30 min (c) 1 h 30 min (d) 2 h 30 min
  37. 37.What time will it be 15 minutes after 6:50? (a) 6:05 (b) 6:55 (c) 7:05 (d) 8:05
  38. 38.What time was it 55 minutes before 6:00? (a) 6:05 (b) 4:05 (c) 5:15 (d) 5:05
  39. 39.What time was it 55 minutes before 4:40? (a) 3:55 (b) 2:45 (c) 4:45 (d) 3:45
  40. 40.A film starts at 3:55 and ends at 4:45. How long is the film? (a) 50 min (b) 1 h (c) 40 min (d) 1 h 50 min

Answer key

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

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