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Time and Clock Worksheet for Maths Olympiad

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

Answer key

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

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