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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 218 · 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 55 minutes after 6:35? (a) 7:20 (b) 7:30 (c) 6:30 (d) 8:30
  2. 2.What time was it 25 minutes before 7:00? (a) 7:35 (b) 5:35 (c) 6:45 (d) 6:35
  3. 3.What time will it be 30 minutes after 8:05? (a) 9:35 (b) 7:35 (c) 8:25 (d) 8:35
  4. 4.What time will it be 15 minutes after 5:10? (a) 5:15 (b) 6:25 (c) 5:25 (d) 4:25
  5. 5.What time was it 35 minutes before 11:40? (a) 10:05 (b) 12:05 (c) 11:05 (d) 11:15
  6. 6.What time will it be 15 minutes after 4:45? (a) 6:00 (b) 5:00 (c) 4:50 (d) 4:00
  7. 7.What time will it be 25 minutes after 5:00? (a) 4:25 (b) 5:15 (c) 6:25 (d) 5:25
  8. 8.A film starts at 5:10 and ends at 5:30. How long is the film? (a) 1 h 20 min (b) 20 min (c) 10 min (d) 30 min
  9. 9.A film starts at 4:10 and ends at 6:20. How long is the film? (a) 3 h 10 min (b) 2 h 10 min (c) 1 h 10 min (d) 2 h 20 min
  10. 10.A film starts at 8:50 and ends at 10:10. How long is the film? (a) 1 h 30 min (b) 2 h 20 min (c) 20 min (d) 1 h 20 min
  11. 11.What time was it 50 minutes before 4:25? (a) 3:45 (b) 4:35 (c) 2:35 (d) 3:35
  12. 12.What time was it 20 minutes before 3:05? (a) 2:45 (b) 2:55 (c) 1:45 (d) 3:45
  13. 13.A film starts at 8:55 and ends at 9:20. How long is the film? (a) 1 h 25 min (b) 25 min (c) 35 min (d) 15 min
  14. 14.What time was it 20 minutes before 3:10? (a) 3:00 (b) 2:50 (c) 1:50 (d) 3:50
  15. 15.What time was it 30 minutes before 9:00? (a) 7:30 (b) 8:40 (c) 8:30 (d) 9:30
  16. 16.What time will it be 25 minutes after 4:15? (a) 4:40 (b) 3:40 (c) 5:40 (d) 4:30
  17. 17.A film starts at 3:40 and ends at 6:35. How long is the film? (a) 1 h 55 min (b) 3 h 55 min (c) 2 h 55 min (d) 3 h 5 min
  18. 18.What time was it 20 minutes before 8:35? (a) 7:15 (b) 8:15 (c) 8:25 (d) 9:15
  19. 19.What time was it 35 minutes before 7:55? (a) 7:20 (b) 8:20 (c) 6:20 (d) 7:30
  20. 20.A film starts at 7:40 and ends at 8:05. How long is the film? (a) 35 min (b) 25 min (c) 15 min (d) 1 h 25 min
  21. 21.What time will it be 15 minutes after 2:40? (a) 2:55 (b) 3:55 (c) 1:55 (d) 2:45
  22. 22.What time was it 15 minutes before 7:30? (a) 7:25 (b) 6:15 (c) 7:15 (d) 8:15
  23. 23.What time will it be 50 minutes after 3:00? (a) 2:50 (b) 3:50 (c) 4:50 (d) 3:40
  24. 24.What time will it be 15 minutes after 6:50? (a) 7:05 (b) 6:05 (c) 8:05 (d) 6:55
  25. 25.What time will it be 20 minutes after 6:55? (a) 6:15 (b) 7:05 (c) 7:15 (d) 8:15
  26. 26.What time will it be 45 minutes after 10:55? (a) 11:30 (b) 10:40 (c) 12:40 (d) 11:40
  27. 27.A film starts at 1:45 and ends at 4:10. How long is the film? (a) 2 h 25 min (b) 1 h 25 min (c) 3 h 25 min (d) 2 h 35 min
  28. 28.What time will it be 25 minutes after 8:00? (a) 8:15 (b) 7:25 (c) 9:25 (d) 8:25
  29. 29.A film starts at 5:30 and ends at 5:50. How long is the film? (a) 10 min (b) 1 h 20 min (c) 30 min (d) 20 min
  30. 30.What time was it 30 minutes before 4:15? (a) 4:45 (b) 3:45 (c) 2:45 (d) 3:55
  31. 31.What time was it 40 minutes before 2:15? (a) 2:35 (b) 1:35 (c) 1:45 (d) 1:25
  32. 32.What time will it be 20 minutes after 8:55? (a) 8:15 (b) 9:15 (c) 10:15 (d) 9:05
  33. 33.What time will it be 20 minutes after 4:40? (a) 5:00 (b) 6:00 (c) 4:00 (d) 4:50
  34. 34.What time was it 25 minutes before 4:05? (a) 3:40 (b) 2:40 (c) 4:40 (d) 3:50
  35. 35.What time will it be 35 minutes after 3:10? (a) 3:35 (b) 2:45 (c) 3:45 (d) 4:45
  36. 36.A film starts at 2:10 and ends at 4:10. How long is the film? (a) 3 h (b) 1 h (c) 2 h 10 min (d) 2 h
  37. 37.What time was it 50 minutes before 11:10? (a) 10:30 (b) 9:20 (c) 10:20 (d) 11:20
  38. 38.What time was it 45 minutes before 3:00? (a) 2:25 (b) 3:15 (c) 2:15 (d) 1:15
  39. 39.What time was it 25 minutes before 3:05? (a) 1:40 (b) 3:40 (c) 2:50 (d) 2:40
  40. 40.What time will it be 25 minutes after 5:55? (a) 7:20 (b) 6:10 (c) 5:20 (d) 6:20

Answer key

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

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