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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 59 · 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 7:05 and ends at 9:35. How long is the film? (a) 3 h 30 min (b) 2 h 40 min (c) 2 h 30 min (d) 1 h 30 min
  2. 2.A film starts at 3:15 and ends at 5:20. How long is the film? (a) 2 h 5 min (b) 3 h 5 min (c) 1 h 5 min (d) 2 h 15 min
  3. 3.What time was it 20 minutes before 6:15? (a) 6:55 (b) 4:55 (c) 6:05 (d) 5:55
  4. 4.What time was it 25 minutes before 8:35? (a) 8:10 (b) 8:20 (c) 9:10 (d) 7:10
  5. 5.What time will it be 25 minutes after 1:30? (a) 1:55 (b) 2:55 (c) 2:05 (d) 1:45
  6. 6.What time was it 50 minutes before 2:15? (a) 1:25 (b) 1:15 (c) 1:35 (d) 2:25
  7. 7.What time was it 40 minutes before 11:50? (a) 10:10 (b) 11:10 (c) 11:20 (d) 12:10
  8. 8.What time was it 55 minutes before 11:50? (a) 11:55 (b) 9:55 (c) 10:55 (d) 11:05
  9. 9.What time will it be 15 minutes after 2:50? (a) 2:05 (b) 3:05 (c) 2:55 (d) 4:05
  10. 10.A film starts at 7:40 and ends at 9:05. How long is the film? (a) 1 h 35 min (b) 25 min (c) 2 h 25 min (d) 1 h 25 min
  11. 11.What time will it be 50 minutes after 8:25? (a) 9:15 (b) 10:15 (c) 9:05 (d) 8:15
  12. 12.A film starts at 1:45 and ends at 2:20. How long is the film? (a) 25 min (b) 45 min (c) 35 min (d) 1 h 35 min
  13. 13.What time will it be 35 minutes after 2:00? (a) 3:35 (b) 2:35 (c) 1:35 (d) 2:25
  14. 14.What time will it be 15 minutes after 9:00? (a) 9:05 (b) 10:15 (c) 9:15 (d) 8:15
  15. 15.What time will it be 25 minutes after 3:00? (a) 3:15 (b) 2:25 (c) 4:25 (d) 3:25
  16. 16.What time will it be 15 minutes after 3:20? (a) 3:35 (b) 3:25 (c) 2:35 (d) 4:35
  17. 17.What time will it be 30 minutes after 8:10? (a) 9:40 (b) 8:30 (c) 7:40 (d) 8:40
  18. 18.A film starts at 2:00 and ends at 4:35. How long is the film? (a) 3 h 35 min (b) 2 h 45 min (c) 2 h 35 min (d) 1 h 35 min
  19. 19.What time will it be 25 minutes after 7:00? (a) 7:15 (b) 6:25 (c) 7:25 (d) 8:25
  20. 20.A film starts at 1:10 and ends at 1:50. How long is the film? (a) 1 h 40 min (b) 30 min (c) 50 min (d) 40 min
  21. 21.What time will it be 30 minutes after 8:30? (a) 9:00 (b) 8:00 (c) 10:00 (d) 8:50
  22. 22.What time will it be 55 minutes after 5:30? (a) 6:25 (b) 5:25 (c) 6:15 (d) 7:25
  23. 23.What time was it 35 minutes before 8:45? (a) 8:20 (b) 8:10 (c) 7:10 (d) 9:10
  24. 24.A film starts at 5:20 and ends at 7:35. How long is the film? (a) 2 h 15 min (b) 2 h 25 min (c) 3 h 15 min (d) 1 h 15 min
  25. 25.A film starts at 6:05 and ends at 6:30. How long is the film? (a) 35 min (b) 1 h 25 min (c) 25 min (d) 15 min
  26. 26.What time will it be 20 minutes after 2:20? (a) 3:40 (b) 2:30 (c) 1:40 (d) 2:40
  27. 27.A film starts at 3:55 and ends at 5:00. How long is the film? (a) 1 h 5 min (b) 2 h 5 min (c) 1 h 15 min (d) 5 min
  28. 28.What time was it 55 minutes before 3:55? (a) 2:00 (b) 4:00 (c) 3:00 (d) 3:10
  29. 29.What time was it 35 minutes before 5:45? (a) 6:10 (b) 4:10 (c) 5:20 (d) 5:10
  30. 30.What time will it be 55 minutes after 2:35? (a) 3:20 (b) 2:30 (c) 4:30 (d) 3:30
  31. 31.A film starts at 3:15 and ends at 5:50. How long is the film? (a) 3 h 35 min (b) 2 h 45 min (c) 1 h 35 min (d) 2 h 35 min
  32. 32.A film starts at 2:50 and ends at 5:45. How long is the film? (a) 1 h 55 min (b) 2 h 55 min (c) 3 h 55 min (d) 3 h 5 min
  33. 33.What time will it be 35 minutes after 9:50? (a) 10:15 (b) 11:25 (c) 10:25 (d) 9:25
  34. 34.A film starts at 7:00 and ends at 7:35. How long is the film? (a) 1 h 35 min (b) 35 min (c) 45 min (d) 25 min
  35. 35.A film starts at 3:00 and ends at 3:25. How long is the film? (a) 35 min (b) 15 min (c) 1 h 25 min (d) 25 min
  36. 36.What time was it 40 minutes before 3:20? (a) 2:50 (b) 3:40 (c) 2:40 (d) 1:40
  37. 37.What time will it be 20 minutes after 3:10? (a) 3:30 (b) 2:30 (c) 3:20 (d) 4:30
  38. 38.What time will it be 20 minutes after 5:30? (a) 5:40 (b) 5:50 (c) 6:50 (d) 4:50
  39. 39.What time was it 35 minutes before 5:30? (a) 5:55 (b) 3:55 (c) 4:55 (d) 5:05
  40. 40.What time will it be 50 minutes after 2:30? (a) 2:20 (b) 3:20 (c) 4:20 (d) 3:10

Answer key

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

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