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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 247 · 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 4:30? (a) 3:05 (b) 4:15 (c) 5:05 (d) 4:05
  2. 2.What time was it 40 minutes before 11:00? (a) 10:30 (b) 9:20 (c) 10:20 (d) 11:20
  3. 3.What time will it be 15 minutes after 8:50? (a) 8:05 (b) 9:05 (c) 10:05 (d) 8:55
  4. 4.A film starts at 2:25 and ends at 3:35. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 1 h 20 min (d) 10 min
  5. 5.A film starts at 8:00 and ends at 10:20. 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
  6. 6.What time was it 15 minutes before 3:35? (a) 2:20 (b) 4:20 (c) 3:30 (d) 3:20
  7. 7.What time will it be 45 minutes after 9:05? (a) 10:50 (b) 8:50 (c) 9:50 (d) 9:40
  8. 8.What time will it be 55 minutes after 3:45? (a) 3:40 (b) 4:30 (c) 5:40 (d) 4:40
  9. 9.A film starts at 2:10 and ends at 2:50. How long is the film? (a) 30 min (b) 50 min (c) 1 h 40 min (d) 40 min
  10. 10.What time will it be 55 minutes after 7:05? (a) 7:00 (b) 8:00 (c) 7:50 (d) 9:00
  11. 11.What time will it be 35 minutes after 1:05? (a) 1:40 (b) 1:50 (c) 2:40 (d) 1:30
  12. 12.What time was it 40 minutes before 9:00? (a) 9:20 (b) 7:20 (c) 8:30 (d) 8:20
  13. 13.What time was it 35 minutes before 9:40? (a) 9:05 (b) 9:15 (c) 10:05 (d) 8:05
  14. 14.What time was it 50 minutes before 7:05? (a) 6:25 (b) 7:15 (c) 5:15 (d) 6:15
  15. 15.What time will it be 15 minutes after 3:55? (a) 4:00 (b) 3:10 (c) 5:10 (d) 4:10
  16. 16.A film starts at 6:20 and ends at 8:05. How long is the film? (a) 1 h 55 min (b) 2 h 45 min (c) 1 h 45 min (d) 45 min
  17. 17.What time was it 45 minutes before 11:45? (a) 10:00 (b) 11:00 (c) 12:00 (d) 11:10
  18. 18.A film starts at 5:35 and ends at 6:25. How long is the film? (a) 1 h 50 min (b) 1 h (c) 40 min (d) 50 min
  19. 19.What time was it 30 minutes before 10:55? (a) 10:35 (b) 10:25 (c) 9:25 (d) 11:25
  20. 20.A film starts at 5:10 and ends at 8:05. How long is the film? (a) 2 h 55 min (b) 3 h 55 min (c) 3 h 5 min (d) 1 h 55 min
  21. 21.A film starts at 6:00 and ends at 7:20. How long is the film? (a) 2 h 20 min (b) 1 h 20 min (c) 1 h 30 min (d) 20 min
  22. 22.A film starts at 4:15 and ends at 6:30. How long is the film? (a) 1 h 15 min (b) 2 h 15 min (c) 2 h 25 min (d) 3 h 15 min
  23. 23.What time will it be 25 minutes after 3:55? (a) 5:20 (b) 4:20 (c) 3:20 (d) 4:10
  24. 24.A film starts at 5:25 and ends at 7:40. 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
  25. 25.What time will it be 25 minutes after 6:20? (a) 6:45 (b) 6:35 (c) 5:45 (d) 7:45
  26. 26.What time was it 50 minutes before 11:20? (a) 9:30 (b) 10:40 (c) 11:30 (d) 10:30
  27. 27.What time was it 35 minutes before 6:50? (a) 5:15 (b) 7:15 (c) 6:25 (d) 6:15
  28. 28.What time will it be 35 minutes after 9:50? (a) 10:15 (b) 9:25 (c) 10:25 (d) 11:25
  29. 29.A film starts at 6:25 and ends at 6:45. How long is the film? (a) 20 min (b) 1 h 20 min (c) 10 min (d) 30 min
  30. 30.What time will it be 20 minutes after 2:55? (a) 4:15 (b) 3:15 (c) 2:15 (d) 3:05
  31. 31.What time was it 15 minutes before 6:00? (a) 6:45 (b) 5:45 (c) 4:45 (d) 5:55
  32. 32.A film starts at 8:45 and ends at 11:00. How long is the film? (a) 2 h 25 min (b) 1 h 15 min (c) 2 h 15 min (d) 3 h 15 min
  33. 33.What time will it be 45 minutes after 3:10? (a) 4:55 (b) 3:45 (c) 3:55 (d) 2:55
  34. 34.What time will it be 30 minutes after 10:20? (a) 9:50 (b) 10:50 (c) 11:50 (d) 10:40
  35. 35.What time was it 25 minutes before 7:10? (a) 6:55 (b) 6:45 (c) 5:45 (d) 7:45
  36. 36.What time will it be 15 minutes after 8:35? (a) 7:50 (b) 9:50 (c) 8:40 (d) 8:50
  37. 37.A film starts at 8:40 and ends at 10:35. How long is the film? (a) 55 min (b) 1 h 55 min (c) 2 h 5 min (d) 2 h 55 min
  38. 38.What time will it be 15 minutes after 6:00? (a) 7:15 (b) 5:15 (c) 6:15 (d) 6:05
  39. 39.What time was it 20 minutes before 11:30? (a) 11:10 (b) 10:10 (c) 12:10 (d) 11:20
  40. 40.What time was it 15 minutes before 3:40? (a) 3:25 (b) 3:35 (c) 2:25 (d) 4:25

Answer key

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

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