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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 235 · 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 will it be 50 minutes after 6:40? (a) 7:30 (b) 7:20 (c) 6:30 (d) 8:30
  2. 2.A film starts at 8:30 and ends at 9:20. How long is the film? (a) 40 min (b) 50 min (c) 1 h (d) 1 h 50 min
  3. 3.What time was it 50 minutes before 5:40? (a) 5:50 (b) 4:50 (c) 3:50 (d) 5:00
  4. 4.What time will it be 25 minutes after 7:45? (a) 9:10 (b) 8:00 (c) 8:10 (d) 7:10
  5. 5.What time will it be 25 minutes after 6:10? (a) 7:35 (b) 6:25 (c) 6:35 (d) 5:35
  6. 6.What time was it 15 minutes before 4:00? (a) 3:45 (b) 3:55 (c) 2:45 (d) 4:45
  7. 7.What time was it 15 minutes before 3:50? (a) 3:45 (b) 3:35 (c) 2:35 (d) 4:35
  8. 8.What time will it be 25 minutes after 10:45? (a) 10:10 (b) 11:00 (c) 11:10 (d) 12:10
  9. 9.A film starts at 1:45 and ends at 3:15. How long is the film? (a) 2 h 30 min (b) 30 min (c) 1 h 40 min (d) 1 h 30 min
  10. 10.What time was it 15 minutes before 10:05? (a) 10:00 (b) 9:50 (c) 8:50 (d) 10:50
  11. 11.What time will it be 55 minutes after 6:15? (a) 7:10 (b) 6:10 (c) 7:00 (d) 8:10
  12. 12.What time was it 55 minutes before 3:35? (a) 3:40 (b) 1:40 (c) 2:50 (d) 2:40
  13. 13.What time was it 45 minutes before 5:05? (a) 4:30 (b) 5:20 (c) 3:20 (d) 4:20
  14. 14.What time was it 15 minutes before 11:20? (a) 11:05 (b) 11:15 (c) 12:05 (d) 10:05
  15. 15.A film starts at 2:20 and ends at 2:50. How long is the film? (a) 40 min (b) 30 min (c) 1 h 30 min (d) 20 min
  16. 16.What time will it be 25 minutes after 2:00? (a) 2:15 (b) 1:25 (c) 2:25 (d) 3:25
  17. 17.What time was it 50 minutes before 3:45? (a) 3:05 (b) 2:55 (c) 1:55 (d) 3:55
  18. 18.A film starts at 6:10 and ends at 7:30. How long is the film? (a) 1 h 30 min (b) 2 h 20 min (c) 20 min (d) 1 h 20 min
  19. 19.What time was it 25 minutes before 10:50? (a) 11:25 (b) 9:25 (c) 10:35 (d) 10:25
  20. 20.What time will it be 25 minutes after 10:05? (a) 9:30 (b) 10:30 (c) 11:30 (d) 10:20
  21. 21.What time was it 30 minutes before 5:10? (a) 3:40 (b) 4:50 (c) 5:40 (d) 4:40
  22. 22.A film starts at 5:25 and ends at 5:55. How long is the film? (a) 1 h 30 min (b) 30 min (c) 20 min (d) 40 min
  23. 23.What time was it 55 minutes before 7:40? (a) 5:45 (b) 6:45 (c) 6:55 (d) 7:45
  24. 24.A film starts at 2:15 and ends at 3:05. How long is the film? (a) 50 min (b) 1 h 50 min (c) 1 h (d) 40 min
  25. 25.A film starts at 5:10 and ends at 8:10. How long is the film? (a) 2 h (b) 4 h (c) 3 h 10 min (d) 3 h
  26. 26.What time will it be 20 minutes after 6:30? (a) 7:50 (b) 5:50 (c) 6:40 (d) 6:50
  27. 27.A film starts at 2:35 and ends at 3:45. How long is the film? (a) 1 h 20 min (b) 1 h 10 min (c) 10 min (d) 2 h 10 min
  28. 28.A film starts at 8:40 and ends at 11:15. How long is the film? (a) 3 h 35 min (b) 1 h 35 min (c) 2 h 45 min (d) 2 h 35 min
  29. 29.What time will it be 35 minutes after 5:50? (a) 6:15 (b) 6:25 (c) 5:25 (d) 7:25
  30. 30.What time will it be 15 minutes after 9:30? (a) 8:45 (b) 9:35 (c) 9:45 (d) 10:45
  31. 31.What time was it 35 minutes before 2:40? (a) 1:05 (b) 3:05 (c) 2:15 (d) 2:05
  32. 32.What time will it be 35 minutes after 10:05? (a) 9:40 (b) 10:30 (c) 10:40 (d) 11:40
  33. 33.What time will it be 40 minutes after 6:25? (a) 6:55 (b) 6:05 (c) 8:05 (d) 7:05
  34. 34.What time was it 45 minutes before 10:05? (a) 10:20 (b) 9:20 (c) 8:20 (d) 9:30
  35. 35.What time will it be 15 minutes after 5:10? (a) 5:15 (b) 5:25 (c) 4:25 (d) 6:25
  36. 36.What time will it be 20 minutes after 1:25? (a) 1:45 (b) 2:45 (c) 1:55 (d) 1:35
  37. 37.What time will it be 55 minutes after 3:05? (a) 3:00 (b) 5:00 (c) 3:50 (d) 4:00
  38. 38.What time will it be 25 minutes after 1:55? (a) 1:20 (b) 2:20 (c) 2:10 (d) 3:20
  39. 39.What time will it be 30 minutes after 3:00? (a) 2:30 (b) 3:20 (c) 4:30 (d) 3:30
  40. 40.What time will it be 35 minutes after 7:00? (a) 8:35 (b) 7:25 (c) 6:35 (d) 7:35

Answer key

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

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