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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 454 · 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 2:10? (a) 2:15 (b) 1:05 (c) 1:25 (d) 1:15
  2. 2.What time was it 25 minutes before 10:10? (a) 10:45 (b) 8:45 (c) 9:45 (d) 9:55
  3. 3.A film starts at 6:00 and ends at 8:20. How long is the film? (a) 2 h 30 min (b) 1 h 20 min (c) 2 h 20 min (d) 3 h 20 min
  4. 4.What time will it be 40 minutes after 9:20? (a) 9:50 (b) 10:00 (c) 11:00 (d) 9:00
  5. 5.What time will it be 30 minutes after 10:05? (a) 10:35 (b) 10:25 (c) 11:35 (d) 9:35
  6. 6.What time was it 30 minutes before 3:05? (a) 3:35 (b) 1:35 (c) 2:45 (d) 2:35
  7. 7.A film starts at 4:10 and ends at 4:30. How long is the film? (a) 10 min (b) 1 h 20 min (c) 20 min (d) 30 min
  8. 8.A film starts at 5:05 and ends at 5:55. How long is the film? (a) 1 h 50 min (b) 1 h (c) 40 min (d) 50 min
  9. 9.A film starts at 7:05 and ends at 9:40. How long is the film? (a) 2 h 45 min (b) 3 h 35 min (c) 1 h 35 min (d) 2 h 35 min
  10. 10.What time was it 40 minutes before 2:50? (a) 3:10 (b) 1:10 (c) 2:10 (d) 2:20
  11. 11.What time will it be 20 minutes after 10:40? (a) 10:50 (b) 12:00 (c) 10:00 (d) 11:00
  12. 12.What time was it 50 minutes before 10:05? (a) 8:15 (b) 9:25 (c) 9:15 (d) 10:15
  13. 13.What time was it 25 minutes before 5:50? (a) 5:25 (b) 6:25 (c) 5:35 (d) 4:25
  14. 14.What time will it be 40 minutes after 2:45? (a) 2:25 (b) 3:15 (c) 4:25 (d) 3:25
  15. 15.What time will it be 30 minutes after 5:25? (a) 5:55 (b) 4:55 (c) 6:55 (d) 5:45
  16. 16.A film starts at 7:45 and ends at 9:55. How long is the film? (a) 2 h 10 min (b) 3 h 10 min (c) 2 h 20 min (d) 1 h 10 min
  17. 17.What time will it be 35 minutes after 10:00? (a) 10:35 (b) 9:35 (c) 10:25 (d) 11:35
  18. 18.What time was it 35 minutes before 8:10? (a) 7:45 (b) 7:35 (c) 6:35 (d) 8:35
  19. 19.What time will it be 35 minutes after 2:10? (a) 2:35 (b) 2:45 (c) 1:45 (d) 3:45
  20. 20.What time was it 45 minutes before 10:05? (a) 9:20 (b) 8:20 (c) 9:30 (d) 10:20
  21. 21.A film starts at 4:15 and ends at 5:25. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 1 h 20 min (d) 10 min
  22. 22.What time was it 50 minutes before 3:30? (a) 2:50 (b) 3:40 (c) 1:40 (d) 2:40
  23. 23.What time will it be 45 minutes after 2:45? (a) 3:20 (b) 3:30 (c) 2:30 (d) 4:30
  24. 24.What time will it be 15 minutes after 3:05? (a) 2:20 (b) 4:20 (c) 3:10 (d) 3:20
  25. 25.A film starts at 1:15 and ends at 3:25. How long is the film? (a) 2 h 20 min (b) 2 h 10 min (c) 3 h 10 min (d) 1 h 10 min
  26. 26.What time was it 30 minutes before 8:50? (a) 8:30 (b) 7:20 (c) 8:20 (d) 9:20
  27. 27.What time will it be 50 minutes after 1:40? (a) 3:30 (b) 2:30 (c) 2:20 (d) 1:30
  28. 28.A film starts at 3:30 and ends at 4:10. How long is the film? (a) 30 min (b) 40 min (c) 50 min (d) 1 h 40 min
  29. 29.A film starts at 1:05 and ends at 2:20. How long is the film? (a) 2 h 15 min (b) 1 h 25 min (c) 1 h 15 min (d) 15 min
  30. 30.What time will it be 45 minutes after 4:00? (a) 4:45 (b) 4:35 (c) 5:45 (d) 3:45
  31. 31.A film starts at 8:50 and ends at 10:15. How long is the film? (a) 1 h 35 min (b) 1 h 25 min (c) 2 h 25 min (d) 25 min
  32. 32.What time will it be 55 minutes after 3:25? (a) 5:20 (b) 4:20 (c) 3:20 (d) 4:10
  33. 33.A film starts at 3:55 and ends at 6:15. How long is the film? (a) 2 h 30 min (b) 2 h 20 min (c) 1 h 20 min (d) 3 h 20 min
  34. 34.What time will it be 20 minutes after 2:05? (a) 1:25 (b) 2:25 (c) 3:25 (d) 2:15
  35. 35.What time will it be 35 minutes after 8:15? (a) 8:40 (b) 9:50 (c) 8:50 (d) 7:50
  36. 36.What time was it 15 minutes before 9:05? (a) 9:00 (b) 9:50 (c) 7:50 (d) 8:50
  37. 37.What time was it 40 minutes before 10:10? (a) 9:30 (b) 10:30 (c) 9:40 (d) 8:30
  38. 38.What time will it be 30 minutes after 2:00? (a) 2:30 (b) 1:30 (c) 2:20 (d) 3:30
  39. 39.What time will it be 35 minutes after 2:05? (a) 1:40 (b) 3:40 (c) 2:30 (d) 2:40
  40. 40.What time was it 45 minutes before 9:20? (a) 7:35 (b) 9:35 (c) 8:45 (d) 8:35

Answer key

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

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