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Time and Clock Worksheet for Maths Olympiad

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

Answer key

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

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