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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 68 · 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 6:15 and ends at 8:35. How long is the film? (a) 1 h 20 min (b) 2 h 30 min (c) 3 h 20 min (d) 2 h 20 min
  2. 2.A film starts at 4:45 and ends at 7:05. How long is the film? (a) 1 h 20 min (b) 2 h 30 min (c) 3 h 20 min (d) 2 h 20 min
  3. 3.What time will it be 50 minutes after 9:45? (a) 10:35 (b) 10:25 (c) 11:35 (d) 9:35
  4. 4.What time was it 35 minutes before 5:35? (a) 6:00 (b) 4:00 (c) 5:00 (d) 5:10
  5. 5.What time was it 45 minutes before 9:55? (a) 8:10 (b) 10:10 (c) 9:10 (d) 9:20
  6. 6.What time will it be 35 minutes after 10:55? (a) 10:30 (b) 12:30 (c) 11:20 (d) 11:30
  7. 7.What time was it 30 minutes before 3:30? (a) 3:10 (b) 4:00 (c) 2:00 (d) 3:00
  8. 8.A film starts at 6:05 and ends at 7:55. How long is the film? (a) 50 min (b) 1 h 50 min (c) 2 h (d) 2 h 50 min
  9. 9.What time will it be 20 minutes after 1:00? (a) 1:10 (b) 2:20 (c) 1:20 (d) 1:30
  10. 10.What time was it 30 minutes before 4:00? (a) 3:40 (b) 3:30 (c) 4:30 (d) 2:30
  11. 11.A film starts at 3:30 and ends at 6:05. How long is the film? (a) 2 h 45 min (b) 1 h 35 min (c) 3 h 35 min (d) 2 h 35 min
  12. 12.A film starts at 4:10 and ends at 5:35. How long is the film? (a) 25 min (b) 1 h 35 min (c) 2 h 25 min (d) 1 h 25 min
  13. 13.A film starts at 1:15 and ends at 2:50. How long is the film? (a) 1 h 45 min (b) 2 h 35 min (c) 35 min (d) 1 h 35 min
  14. 14.What time was it 40 minutes before 4:20? (a) 2:40 (b) 3:50 (c) 3:40 (d) 4:40
  15. 15.What time was it 40 minutes before 9:50? (a) 9:20 (b) 8:10 (c) 9:10 (d) 10:10
  16. 16.What time will it be 15 minutes after 1:15? (a) 1:20 (b) 1:30 (c) 2:30 (d) 1:40
  17. 17.What time will it be 20 minutes after 5:00? (a) 4:20 (b) 5:10 (c) 5:20 (d) 6:20
  18. 18.What time was it 45 minutes before 9:05? (a) 9:20 (b) 7:20 (c) 8:30 (d) 8:20
  19. 19.A film starts at 6:10 and ends at 9:05. How long is the film? (a) 2 h 55 min (b) 3 h 55 min (c) 1 h 55 min (d) 3 h 5 min
  20. 20.A film starts at 2:30 and ends at 5:05. How long is the film? (a) 2 h 35 min (b) 2 h 45 min (c) 1 h 35 min (d) 3 h 35 min
  21. 21.A film starts at 4:10 and ends at 5:05. How long is the film? (a) 55 min (b) 1 h 5 min (c) 45 min (d) 1 h 55 min
  22. 22.What time will it be 45 minutes after 3:10? (a) 3:55 (b) 2:55 (c) 4:55 (d) 3:45
  23. 23.What time will it be 20 minutes after 9:10? (a) 8:30 (b) 9:20 (c) 10:30 (d) 9:30
  24. 24.What time was it 30 minutes before 8:15? (a) 6:45 (b) 8:45 (c) 7:45 (d) 7:55
  25. 25.A film starts at 7:05 and ends at 7:35. How long is the film? (a) 1 h 30 min (b) 20 min (c) 30 min (d) 40 min
  26. 26.What time will it be 45 minutes after 5:50? (a) 6:35 (b) 5:35 (c) 7:35 (d) 6:25
  27. 27.A film starts at 1:35 and ends at 3:05. How long is the film? (a) 30 min (b) 1 h 40 min (c) 1 h 30 min (d) 2 h 30 min
  28. 28.A film starts at 1:05 and ends at 2:40. How long is the film? (a) 1 h 45 min (b) 1 h 35 min (c) 2 h 35 min (d) 35 min
  29. 29.A film starts at 5:30 and ends at 7:50. How long is the film? (a) 2 h 20 min (b) 2 h 30 min (c) 3 h 20 min (d) 1 h 20 min
  30. 30.What time will it be 50 minutes after 3:25? (a) 4:05 (b) 4:15 (c) 5:15 (d) 3:15
  31. 31.What time will it be 45 minutes after 8:30? (a) 9:05 (b) 9:15 (c) 8:15 (d) 10:15
  32. 32.What time will it be 35 minutes after 3:50? (a) 4:15 (b) 4:25 (c) 3:25 (d) 5:25
  33. 33.What time will it be 15 minutes after 9:40? (a) 10:55 (b) 8:55 (c) 9:55 (d) 9:45
  34. 34.What time was it 25 minutes before 8:00? (a) 6:35 (b) 7:35 (c) 8:35 (d) 7:45
  35. 35.What time will it be 20 minutes after 9:30? (a) 8:50 (b) 10:50 (c) 9:40 (d) 9:50
  36. 36.What time was it 50 minutes before 6:10? (a) 5:20 (b) 5:30 (c) 6:20 (d) 4:20
  37. 37.What time will it be 45 minutes after 10:00? (a) 10:35 (b) 10:45 (c) 9:45 (d) 11:45
  38. 38.What time will it be 55 minutes after 2:50? (a) 4:45 (b) 3:45 (c) 3:35 (d) 2:45
  39. 39.What time will it be 20 minutes after 10:50? (a) 12:10 (b) 10:10 (c) 11:00 (d) 11:10
  40. 40.What time will it be 40 minutes after 7:15? (a) 7:55 (b) 8:55 (c) 7:45 (d) 6:55

Answer key

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

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