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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 123 · 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 55 minutes before 2:00? (a) 1:05 (b) 1:15 (c) 2:05 (d) 1:06
  2. 2.What time will it be 50 minutes after 1:10? (a) 2:00 (b) 1:00 (c) 1:50 (d) 3:00
  3. 3.A film starts at 2:15 and ends at 4:40. How long is the film? (a) 2 h 25 min (b) 3 h 25 min (c) 2 h 35 min (d) 1 h 25 min
  4. 4.What time will it be 50 minutes after 9:15? (a) 11:05 (b) 9:05 (c) 9:55 (d) 10:05
  5. 5.What time was it 35 minutes before 3:15? (a) 2:40 (b) 3:40 (c) 2:50 (d) 1:40
  6. 6.What time will it be 50 minutes after 7:35? (a) 8:15 (b) 8:25 (c) 7:25 (d) 9:25
  7. 7.What time was it 35 minutes before 11:55? (a) 10:20 (b) 11:30 (c) 11:20 (d) 12:20
  8. 8.What time was it 35 minutes before 5:40? (a) 4:05 (b) 6:05 (c) 5:05 (d) 5:15
  9. 9.A film starts at 4:35 and ends at 7:20. How long is the film? (a) 2 h 55 min (b) 2 h 45 min (c) 1 h 45 min (d) 3 h 45 min
  10. 10.A film starts at 6:40 and ends at 8:55. How long is the film? (a) 2 h 15 min (b) 2 h 25 min (c) 1 h 15 min (d) 3 h 15 min
  11. 11.What time will it be 35 minutes after 2:00? (a) 3:35 (b) 1:35 (c) 2:35 (d) 2:25
  12. 12.What time was it 55 minutes before 9:20? (a) 8:35 (b) 7:25 (c) 8:25 (d) 9:25
  13. 13.A film starts at 1:45 and ends at 4:15. How long is the film? (a) 2 h 40 min (b) 1 h 30 min (c) 3 h 30 min (d) 2 h 30 min
  14. 14.A film starts at 1:05 and ends at 3:20. How long is the film? (a) 2 h 25 min (b) 3 h 15 min (c) 2 h 15 min (d) 1 h 15 min
  15. 15.What time was it 40 minutes before 10:40? (a) 11:00 (b) 9:00 (c) 10:00 (d) 10:10
  16. 16.A film starts at 4:45 and ends at 7:35. How long is the film? (a) 3 h 50 min (b) 1 h 50 min (c) 3 h (d) 2 h 50 min
  17. 17.What time will it be 15 minutes after 2:20? (a) 3:35 (b) 2:25 (c) 2:35 (d) 1:35
  18. 18.What time will it be 20 minutes after 10:30? (a) 9:50 (b) 10:40 (c) 10:50 (d) 11:50
  19. 19.A film starts at 4:35 and ends at 7:00. How long is the film? (a) 2 h 35 min (b) 1 h 25 min (c) 3 h 25 min (d) 2 h 25 min
  20. 20.What time was it 45 minutes before 8:45? (a) 8:10 (b) 7:00 (c) 8:00 (d) 9:00
  21. 21.A film starts at 2:55 and ends at 3:30. How long is the film? (a) 25 min (b) 35 min (c) 1 h 35 min (d) 45 min
  22. 22.What time will it be 45 minutes after 9:10? (a) 9:45 (b) 10:55 (c) 9:55 (d) 8:55
  23. 23.A film starts at 6:30 and ends at 7:35. How long is the film? (a) 1 h 15 min (b) 5 min (c) 2 h 5 min (d) 1 h 5 min
  24. 24.What time was it 50 minutes before 9:15? (a) 8:25 (b) 7:25 (c) 8:35 (d) 9:25
  25. 25.What time will it be 50 minutes after 9:20? (a) 10:10 (b) 9:10 (c) 10:00 (d) 11:10
  26. 26.What time will it be 35 minutes after 6:10? (a) 7:45 (b) 6:35 (c) 5:45 (d) 6:45
  27. 27.What time was it 20 minutes before 11:50? (a) 12:30 (b) 11:30 (c) 11:40 (d) 10:30
  28. 28.What time will it be 45 minutes after 1:30? (a) 1:15 (b) 3:15 (c) 2:15 (d) 2:05
  29. 29.What time was it 55 minutes before 5:05? (a) 4:20 (b) 3:10 (c) 5:10 (d) 4:10
  30. 30.What time was it 35 minutes before 11:15? (a) 10:50 (b) 11:40 (c) 9:40 (d) 10:40
  31. 31.A film starts at 6:10 and ends at 8:55. How long is the film? (a) 2 h 55 min (b) 3 h 45 min (c) 1 h 45 min (d) 2 h 45 min
  32. 32.What time was it 45 minutes before 6:20? (a) 6:35 (b) 5:45 (c) 4:35 (d) 5:35
  33. 33.What time will it be 50 minutes after 7:15? (a) 9:05 (b) 7:05 (c) 8:05 (d) 7:55
  34. 34.What time was it 15 minutes before 11:50? (a) 11:35 (b) 11:45 (c) 12:35 (d) 10:35
  35. 35.A film starts at 8:55 and ends at 11:50. 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
  36. 36.What time will it be 40 minutes after 7:35? (a) 8:05 (b) 9:15 (c) 8:15 (d) 7:15
  37. 37.What time will it be 50 minutes after 1:00? (a) 1:40 (b) 2:50 (c) 2:00 (d) 1:50
  38. 38.What time was it 50 minutes before 8:50? (a) 7:00 (b) 9:00 (c) 8:00 (d) 8:10
  39. 39.What time will it be 55 minutes after 4:25? (a) 6:20 (b) 4:20 (c) 5:20 (d) 5:10
  40. 40.What time will it be 55 minutes after 1:15? (a) 3:10 (b) 1:10 (c) 2:10 (d) 2:00

Answer key

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

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