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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 277 · 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 30 minutes before 2:35? (a) 1:05 (b) 3:05 (c) 2:15 (d) 2:05
  2. 2.What time will it be 35 minutes after 9:25? (a) 11:00 (b) 9:50 (c) 9:00 (d) 10:00
  3. 3.A film starts at 7:30 and ends at 8:15. How long is the film? (a) 35 min (b) 45 min (c) 55 min (d) 1 h 45 min
  4. 4.What time will it be 20 minutes after 9:40? (a) 10:00 (b) 11:00 (c) 9:00 (d) 9:50
  5. 5.A film starts at 2:25 and ends at 3:05. How long is the film? (a) 30 min (b) 50 min (c) 1 h 40 min (d) 40 min
  6. 6.What time was it 40 minutes before 4:15? (a) 2:35 (b) 4:35 (c) 3:45 (d) 3:35
  7. 7.What time was it 15 minutes before 8:25? (a) 8:10 (b) 9:10 (c) 7:10 (d) 8:20
  8. 8.What time will it be 30 minutes after 6:40? (a) 6:10 (b) 8:10 (c) 7:00 (d) 7:10
  9. 9.A film starts at 7:15 and ends at 8:55. How long is the film? (a) 40 min (b) 1 h 40 min (c) 1 h 50 min (d) 2 h 40 min
  10. 10.A film starts at 2:30 and ends at 3:25. How long is the film? (a) 45 min (b) 55 min (c) 1 h 5 min (d) 1 h 55 min
  11. 11.A film starts at 4:15 and ends at 5:50. How long is the film? (a) 35 min (b) 1 h 35 min (c) 1 h 45 min (d) 2 h 35 min
  12. 12.What time was it 25 minutes before 10:20? (a) 10:05 (b) 9:55 (c) 8:55 (d) 10:55
  13. 13.What time was it 55 minutes before 7:00? (a) 6:15 (b) 5:05 (c) 6:05 (d) 7:05
  14. 14.What time will it be 25 minutes after 8:55? (a) 8:20 (b) 9:10 (c) 9:20 (d) 10:20
  15. 15.A film starts at 2:25 and ends at 4:45. How long is the film? (a) 3 h 20 min (b) 2 h 30 min (c) 1 h 20 min (d) 2 h 20 min
  16. 16.What time was it 45 minutes before 5:05? (a) 5:20 (b) 4:30 (c) 3:20 (d) 4:20
  17. 17.What time was it 50 minutes before 9:10? (a) 9:20 (b) 8:20 (c) 8:30 (d) 7:20
  18. 18.What time will it be 15 minutes after 6:05? (a) 6:10 (b) 6:20 (c) 5:20 (d) 7:20
  19. 19.A film starts at 2:35 and ends at 4:15. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 40 min (d) 1 h 50 min
  20. 20.What time will it be 25 minutes after 6:10? (a) 6:35 (b) 6:25 (c) 5:35 (d) 7:35
  21. 21.What time will it be 40 minutes after 6:40? (a) 7:10 (b) 8:20 (c) 6:20 (d) 7:20
  22. 22.What time will it be 45 minutes after 2:25? (a) 4:10 (b) 3:00 (c) 3:10 (d) 2:10
  23. 23.What time will it be 40 minutes after 2:00? (a) 1:40 (b) 3:40 (c) 2:40 (d) 2:30
  24. 24.A film starts at 1:25 and ends at 3:35. How long is the film? (a) 2 h 20 min (b) 3 h 10 min (c) 2 h 10 min (d) 1 h 10 min
  25. 25.What time was it 35 minutes before 8:05? (a) 7:30 (b) 7:40 (c) 8:30 (d) 6:30
  26. 26.A film starts at 5:20 and ends at 5:45. How long is the film? (a) 35 min (b) 25 min (c) 15 min (d) 1 h 25 min
  27. 27.What time will it be 20 minutes after 7:40? (a) 7:50 (b) 9:00 (c) 7:00 (d) 8:00
  28. 28.What time was it 35 minutes before 2:50? (a) 3:15 (b) 1:15 (c) 2:25 (d) 2:15
  29. 29.What time will it be 30 minutes after 2:00? (a) 1:30 (b) 3:30 (c) 2:20 (d) 2:30
  30. 30.What time was it 25 minutes before 7:00? (a) 6:35 (b) 5:35 (c) 7:35 (d) 6:45
  31. 31.What time will it be 45 minutes after 6:30? (a) 8:15 (b) 6:15 (c) 7:05 (d) 7:15
  32. 32.A film starts at 7:50 and ends at 10:20. How long is the film? (a) 3 h 30 min (b) 1 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  33. 33.A film starts at 6:30 and ends at 7:55. How long is the film? (a) 1 h 35 min (b) 2 h 25 min (c) 1 h 25 min (d) 25 min
  34. 34.A film starts at 7:15 and ends at 8:25. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 1 h 20 min (d) 10 min
  35. 35.A film starts at 5:25 and ends at 7:15. How long is the film? (a) 2 h (b) 2 h 50 min (c) 50 min (d) 1 h 50 min
  36. 36.A film starts at 8:10 and ends at 10:20. How long is the film? (a) 2 h 20 min (b) 3 h 10 min (c) 2 h 10 min (d) 1 h 10 min
  37. 37.What time will it be 45 minutes after 4:00? (a) 4:45 (b) 4:35 (c) 5:45 (d) 3:45
  38. 38.What time will it be 35 minutes after 9:20? (a) 9:55 (b) 9:45 (c) 8:55 (d) 10:55
  39. 39.What time will it be 20 minutes after 9:50? (a) 10:10 (b) 9:10 (c) 11:10 (d) 10:00
  40. 40.A film starts at 3:20 and ends at 4:05. How long is the film? (a) 1 h 45 min (b) 35 min (c) 55 min (d) 45 min

Answer key

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

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