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Time and Clock Worksheet for Maths Olympiad

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

Answer key

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

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