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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 444 · 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.A film starts at 1:10 and ends at 2:15. How long is the film? (a) 1 h 15 min (b) 5 min (c) 1 h 5 min (d) 2 h 5 min
  2. 2.A film starts at 6:20 and ends at 7:00. How long is the film? (a) 50 min (b) 30 min (c) 40 min (d) 1 h 40 min
  3. 3.What time will it be 50 minutes after 1:50? (a) 3:40 (b) 2:40 (c) 1:40 (d) 2:30
  4. 4.What time will it be 25 minutes after 8:35? (a) 8:50 (b) 9:00 (c) 8:00 (d) 10:00
  5. 5.What time will it be 35 minutes after 5:35? (a) 7:10 (b) 6:10 (c) 5:10 (d) 6:00
  6. 6.What time will it be 30 minutes after 3:55? (a) 4:15 (b) 5:25 (c) 3:25 (d) 4:25
  7. 7.What time was it 30 minutes before 5:30? (a) 5:00 (b) 4:00 (c) 5:10 (d) 6:00
  8. 8.What time was it 40 minutes before 4:35? (a) 4:05 (b) 2:55 (c) 3:55 (d) 4:55
  9. 9.What time was it 45 minutes before 5:55? (a) 5:20 (b) 6:10 (c) 4:10 (d) 5:10
  10. 10.What time will it be 50 minutes after 3:45? (a) 4:35 (b) 5:35 (c) 3:35 (d) 4:25
  11. 11.A film starts at 3:00 and ends at 4:40. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 1 h 50 min (d) 40 min
  12. 12.What time will it be 45 minutes after 7:40? (a) 7:25 (b) 8:15 (c) 9:25 (d) 8:25
  13. 13.What time will it be 25 minutes after 7:50? (a) 9:15 (b) 8:05 (c) 8:15 (d) 7:15
  14. 14.What time will it be 15 minutes after 9:40? (a) 10:55 (b) 9:45 (c) 8:55 (d) 9:55
  15. 15.What time was it 25 minutes before 3:55? (a) 4:30 (b) 2:30 (c) 3:40 (d) 3:30
  16. 16.What time will it be 20 minutes after 3:05? (a) 3:25 (b) 2:25 (c) 3:15 (d) 4:25
  17. 17.What time was it 35 minutes before 11:30? (a) 9:55 (b) 11:05 (c) 11:55 (d) 10:55
  18. 18.A film starts at 7:20 and ends at 10:20. How long is the film? (a) 4 h (b) 2 h (c) 3 h 10 min (d) 3 h
  19. 19.A film starts at 2:00 and ends at 2:40. How long is the film? (a) 50 min (b) 30 min (c) 40 min (d) 1 h 40 min
  20. 20.A film starts at 2:25 and ends at 3:00. How long is the film? (a) 35 min (b) 45 min (c) 25 min (d) 1 h 35 min
  21. 21.What time will it be 25 minutes after 8:50? (a) 10:15 (b) 8:15 (c) 9:05 (d) 9:15
  22. 22.What time will it be 20 minutes after 1:05? (a) 1:35 (b) 1:15 (c) 2:25 (d) 1:25
  23. 23.What time will it be 15 minutes after 8:55? (a) 9:00 (b) 10:10 (c) 8:10 (d) 9:10
  24. 24.What time was it 55 minutes before 7:05? (a) 6:20 (b) 7:10 (c) 6:10 (d) 5:10
  25. 25.What time was it 30 minutes before 7:00? (a) 7:30 (b) 6:30 (c) 6:40 (d) 5:30
  26. 26.A film starts at 6:40 and ends at 9:10. How long is the film? (a) 3 h 30 min (b) 2 h 30 min (c) 2 h 40 min (d) 1 h 30 min
  27. 27.What time will it be 40 minutes after 3:30? (a) 4:00 (b) 4:10 (c) 5:10 (d) 3:10
  28. 28.What time will it be 55 minutes after 9:35? (a) 10:30 (b) 11:30 (c) 10:20 (d) 9:30
  29. 29.What time was it 20 minutes before 8:40? (a) 7:20 (b) 9:20 (c) 8:30 (d) 8:20
  30. 30.What time was it 30 minutes before 11:20? (a) 11:50 (b) 9:50 (c) 11:00 (d) 10:50
  31. 31.What time will it be 20 minutes after 4:25? (a) 4:45 (b) 5:45 (c) 3:45 (d) 4:35
  32. 32.What time will it be 35 minutes after 1:05? (a) 1:40 (b) 1:30 (c) 1:50 (d) 2:40
  33. 33.What time was it 25 minutes before 5:40? (a) 5:25 (b) 6:15 (c) 5:15 (d) 4:15
  34. 34.What time will it be 35 minutes after 4:55? (a) 5:20 (b) 6:30 (c) 4:30 (d) 5:30
  35. 35.A film starts at 5:25 and ends at 7:30. How long is the film? (a) 2 h 15 min (b) 1 h 5 min (c) 3 h 5 min (d) 2 h 5 min
  36. 36.What time will it be 35 minutes after 6:20? (a) 6:45 (b) 5:55 (c) 7:55 (d) 6:55
  37. 37.A film starts at 8:20 and ends at 10:50. 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
  38. 38.What time will it be 15 minutes after 9:05? (a) 10:20 (b) 9:10 (c) 8:20 (d) 9:20
  39. 39.What time will it be 25 minutes after 2:30? (a) 2:45 (b) 1:55 (c) 3:55 (d) 2:55
  40. 40.What time will it be 40 minutes after 9:55? (a) 9:35 (b) 10:35 (c) 10:25 (d) 11:35

Answer key

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

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