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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 257 · 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 35 minutes before 7:40? (a) 7:05 (b) 8:05 (c) 6:05 (d) 7:15
  2. 2.What time was it 20 minutes before 9:15? (a) 9:05 (b) 8:55 (c) 7:55 (d) 9:55
  3. 3.A film starts at 7:45 and ends at 9:40. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 55 min (d) 2 h 5 min
  4. 4.What time was it 40 minutes before 11:05? (a) 11:25 (b) 10:25 (c) 9:25 (d) 10:35
  5. 5.A film starts at 4:00 and ends at 4:35. How long is the film? (a) 25 min (b) 1 h 35 min (c) 45 min (d) 35 min
  6. 6.What time will it be 15 minutes after 10:25? (a) 11:40 (b) 10:30 (c) 9:40 (d) 10:40
  7. 7.What time will it be 15 minutes after 9:20? (a) 9:25 (b) 9:35 (c) 10:35 (d) 8:35
  8. 8.What time will it be 20 minutes after 9:20? (a) 10:40 (b) 8:40 (c) 9:30 (d) 9:40
  9. 9.What time will it be 20 minutes after 4:50? (a) 6:10 (b) 5:00 (c) 5:10 (d) 4:10
  10. 10.What time was it 55 minutes before 5:40? (a) 4:55 (b) 3:45 (c) 4:45 (d) 5:45
  11. 11.A film starts at 1:30 and ends at 3:00. How long is the film? (a) 1 h 40 min (b) 30 min (c) 1 h 30 min (d) 2 h 30 min
  12. 12.What time was it 20 minutes before 6:15? (a) 6:55 (b) 6:05 (c) 5:55 (d) 4:55
  13. 13.A film starts at 1:35 and ends at 3:40. How long is the film? (a) 2 h 5 min (b) 2 h 15 min (c) 3 h 5 min (d) 1 h 5 min
  14. 14.A film starts at 8:05 and ends at 9:30. How long is the film? (a) 1 h 25 min (b) 1 h 35 min (c) 25 min (d) 2 h 25 min
  15. 15.What time will it be 35 minutes after 5:40? (a) 6:15 (b) 5:15 (c) 7:15 (d) 6:05
  16. 16.What time was it 35 minutes before 4:05? (a) 4:30 (b) 2:30 (c) 3:40 (d) 3:30
  17. 17.What time will it be 15 minutes after 2:35? (a) 1:50 (b) 2:40 (c) 3:50 (d) 2:50
  18. 18.What time will it be 15 minutes after 8:25? (a) 8:40 (b) 7:40 (c) 9:40 (d) 8:30
  19. 19.What time will it be 15 minutes after 8:05? (a) 8:10 (b) 7:20 (c) 9:20 (d) 8:20
  20. 20.A film starts at 4:50 and ends at 7:35. 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
  21. 21.What time will it be 50 minutes after 7:05? (a) 6:55 (b) 7:55 (c) 7:45 (d) 8:55
  22. 22.A film starts at 6:10 and ends at 8:30. How long is the film? (a) 2 h 20 min (b) 3 h 20 min (c) 2 h 30 min (d) 1 h 20 min
  23. 23.A film starts at 8:05 and ends at 8:50. How long is the film? (a) 1 h 45 min (b) 35 min (c) 45 min (d) 55 min
  24. 24.What time will it be 30 minutes after 5:35? (a) 5:05 (b) 5:55 (c) 7:05 (d) 6:05
  25. 25.What time will it be 45 minutes after 3:40? (a) 5:25 (b) 4:15 (c) 3:25 (d) 4:25
  26. 26.What time will it be 45 minutes after 3:30? (a) 3:15 (b) 5:15 (c) 4:05 (d) 4:15
  27. 27.What time was it 15 minutes before 2:30? (a) 3:15 (b) 1:15 (c) 2:25 (d) 2:15
  28. 28.What time was it 30 minutes before 9:15? (a) 8:45 (b) 9:45 (c) 8:55 (d) 7:45
  29. 29.What time will it be 35 minutes after 5:00? (a) 4:35 (b) 5:25 (c) 6:35 (d) 5:35
  30. 30.What time will it be 20 minutes after 1:10? (a) 1:40 (b) 2:30 (c) 1:20 (d) 1:30
  31. 31.A film starts at 2:35 and ends at 3:15. How long is the film? (a) 30 min (b) 50 min (c) 1 h 40 min (d) 40 min
  32. 32.What time will it be 35 minutes after 8:40? (a) 9:15 (b) 9:05 (c) 10:15 (d) 8:15
  33. 33.What time was it 30 minutes before 7:20? (a) 7:00 (b) 6:50 (c) 7:50 (d) 5:50
  34. 34.What time was it 35 minutes before 2:35? (a) 1:00 (b) 2:10 (c) 3:00 (d) 2:00
  35. 35.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
  36. 36.What time will it be 25 minutes after 2:25? (a) 2:50 (b) 3:50 (c) 1:50 (d) 2:40
  37. 37.What time was it 45 minutes before 11:55? (a) 11:20 (b) 12:10 (c) 11:10 (d) 10:10
  38. 38.What time will it be 35 minutes after 8:10? (a) 7:45 (b) 8:35 (c) 8:45 (d) 9:45
  39. 39.A film starts at 2:20 and ends at 2:55. How long is the film? (a) 25 min (b) 45 min (c) 1 h 35 min (d) 35 min
  40. 40.A film starts at 3:40 and ends at 4:00. How long is the film? (a) 20 min (b) 1 h 20 min (c) 30 min (d) 10 min

Answer key

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

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