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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 581 · 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 30 minutes before 8:35? (a) 9:05 (b) 7:05 (c) 8:15 (d) 8:05
  2. 2.What time was it 35 minutes before 9:45? (a) 9:10 (b) 9:20 (c) 8:10 (d) 10:10
  3. 3.What time will it be 40 minutes after 2:05? (a) 2:45 (b) 2:35 (c) 1:45 (d) 3:45
  4. 4.What time will it be 55 minutes after 2:40? (a) 3:35 (b) 2:35 (c) 4:35 (d) 3:25
  5. 5.A film starts at 4:40 and ends at 6:00. How long is the film? (a) 2 h 20 min (b) 20 min (c) 1 h 30 min (d) 1 h 20 min
  6. 6.What time will it be 25 minutes after 9:00? (a) 8:25 (b) 9:15 (c) 10:25 (d) 9:25
  7. 7.What time was it 15 minutes before 7:00? (a) 5:45 (b) 7:45 (c) 6:55 (d) 6:45
  8. 8.What time will it be 20 minutes after 1:50? (a) 3:10 (b) 2:00 (c) 1:10 (d) 2:10
  9. 9.What time will it be 40 minutes after 2:10? (a) 2:50 (b) 1:50 (c) 2:40 (d) 3:50
  10. 10.What time will it be 15 minutes after 4:50? (a) 6:05 (b) 5:05 (c) 4:55 (d) 4:05
  11. 11.What time was it 25 minutes before 7:15? (a) 7:00 (b) 6:50 (c) 7:50 (d) 5:50
  12. 12.A film starts at 5:45 and ends at 8:00. 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
  13. 13.What time will it be 20 minutes after 5:15? (a) 5:25 (b) 5:35 (c) 4:35 (d) 6:35
  14. 14.What time will it be 45 minutes after 4:10? (a) 4:55 (b) 4:45 (c) 5:55 (d) 3:55
  15. 15.What time was it 40 minutes before 7:45? (a) 6:05 (b) 7:05 (c) 7:15 (d) 8:05
  16. 16.A film starts at 2:50 and ends at 5:20. How long is the film? (a) 2 h 30 min (b) 1 h 30 min (c) 3 h 30 min (d) 2 h 40 min
  17. 17.A film starts at 8:35 and ends at 10:20. How long is the film? (a) 2 h 45 min (b) 45 min (c) 1 h 55 min (d) 1 h 45 min
  18. 18.A film starts at 8:05 and ends at 10:30. How long is the film? (a) 2 h 25 min (b) 1 h 25 min (c) 2 h 35 min (d) 3 h 25 min
  19. 19.What time was it 35 minutes before 3:25? (a) 3:00 (b) 1:50 (c) 2:50 (d) 3:50
  20. 20.What time will it be 40 minutes after 2:35? (a) 3:15 (b) 3:05 (c) 4:15 (d) 2:15
  21. 21.What time will it be 50 minutes after 9:25? (a) 10:15 (b) 11:15 (c) 9:15 (d) 10:05
  22. 22.A film starts at 1:05 and ends at 3:40. How long is the film? (a) 3 h 35 min (b) 1 h 35 min (c) 2 h 35 min (d) 2 h 45 min
  23. 23.A film starts at 7:50 and ends at 10:30. How long is the film? (a) 2 h 50 min (b) 3 h 40 min (c) 2 h 40 min (d) 1 h 40 min
  24. 24.What time was it 45 minutes before 5:35? (a) 3:50 (b) 5:50 (c) 4:50 (d) 5:00
  25. 25.What time was it 55 minutes before 5:05? (a) 4:20 (b) 4:10 (c) 3:10 (d) 5:10
  26. 26.What time was it 30 minutes before 6:50? (a) 5:20 (b) 7:20 (c) 6:30 (d) 6:20
  27. 27.What time will it be 35 minutes after 9:05? (a) 9:40 (b) 8:40 (c) 10:40 (d) 9:30
  28. 28.What time will it be 15 minutes after 7:25? (a) 6:40 (b) 7:30 (c) 8:40 (d) 7:40
  29. 29.A film starts at 3:25 and ends at 6:15. How long is the film? (a) 2 h 50 min (b) 1 h 50 min (c) 3 h (d) 3 h 50 min
  30. 30.A film starts at 6:15 and ends at 8:15. How long is the film? (a) 2 h 10 min (b) 1 h (c) 2 h (d) 3 h
  31. 31.A film starts at 1:55 and ends at 3:55. How long is the film? (a) 3 h (b) 1 h (c) 2 h 10 min (d) 2 h
  32. 32.What time will it be 30 minutes after 3:30? (a) 5:00 (b) 3:00 (c) 3:50 (d) 4:00
  33. 33.What time will it be 15 minutes after 3:10? (a) 4:25 (b) 3:15 (c) 2:25 (d) 3:25
  34. 34.What time was it 40 minutes before 7:10? (a) 6:40 (b) 6:30 (c) 5:30 (d) 7:30
  35. 35.What time will it be 20 minutes after 7:45? (a) 9:05 (b) 7:55 (c) 8:05 (d) 7:05
  36. 36.What time was it 30 minutes before 5:05? (a) 4:45 (b) 4:35 (c) 3:35 (d) 5:35
  37. 37.What time will it be 50 minutes after 8:30? (a) 9:20 (b) 9:10 (c) 8:20 (d) 10:20
  38. 38.A film starts at 4:10 and ends at 5:15. How long is the film? (a) 1 h 5 min (b) 1 h 15 min (c) 2 h 5 min (d) 5 min
  39. 39.What time will it be 20 minutes after 6:10? (a) 6:20 (b) 7:30 (c) 6:30 (d) 5:30
  40. 40.A film starts at 7:40 and ends at 10:35. How long is the film? (a) 3 h 5 min (b) 1 h 55 min (c) 2 h 55 min (d) 3 h 55 min

Answer key

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

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