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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 432 · 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 30 minutes after 9:00? (a) 9:20 (b) 10:30 (c) 8:30 (d) 9:30
  2. 2.What time will it be 30 minutes after 1:25? (a) 1:45 (b) 2:05 (c) 2:55 (d) 1:55
  3. 3.A film starts at 7:15 and ends at 7:40. How long is the film? (a) 15 min (b) 25 min (c) 1 h 25 min (d) 35 min
  4. 4.What time will it be 50 minutes after 4:30? (a) 4:20 (b) 5:10 (c) 6:20 (d) 5:20
  5. 5.What time will it be 20 minutes after 8:00? (a) 8:20 (b) 7:20 (c) 9:20 (d) 8:10
  6. 6.A film starts at 1:30 and ends at 2:50. How long is the film? (a) 2 h 20 min (b) 1 h 20 min (c) 1 h 30 min (d) 20 min
  7. 7.What time was it 20 minutes before 11:35? (a) 10:15 (b) 11:15 (c) 12:15 (d) 11:25
  8. 8.What time was it 15 minutes before 5:45? (a) 5:30 (b) 4:30 (c) 6:30 (d) 5:40
  9. 9.What time will it be 25 minutes after 2:30? (a) 1:55 (b) 2:55 (c) 2:45 (d) 3:55
  10. 10.A film starts at 2:15 and ends at 3:05. How long is the film? (a) 1 h (b) 1 h 50 min (c) 50 min (d) 40 min
  11. 11.A film starts at 6:55 and ends at 7:50. How long is the film? (a) 1 h 55 min (b) 45 min (c) 55 min (d) 1 h 5 min
  12. 12.A film starts at 5:45 and ends at 8:40. How long is the film? (a) 3 h 55 min (b) 3 h 5 min (c) 1 h 55 min (d) 2 h 55 min
  13. 13.What time was it 40 minutes before 2:30? (a) 1:50 (b) 1:40 (c) 2:50 (d) 2:00
  14. 14.A film starts at 4:00 and ends at 4:35. How long is the film? (a) 35 min (b) 45 min (c) 25 min (d) 1 h 35 min
  15. 15.A film starts at 8:05 and ends at 10:20. How long is the film? (a) 2 h 25 min (b) 1 h 15 min (c) 2 h 15 min (d) 3 h 15 min
  16. 16.What time was it 55 minutes before 11:30? (a) 11:35 (b) 10:35 (c) 10:45 (d) 9:35
  17. 17.What time will it be 25 minutes after 6:45? (a) 6:10 (b) 8:10 (c) 7:10 (d) 7:00
  18. 18.What time was it 35 minutes before 4:45? (a) 5:10 (b) 4:20 (c) 3:10 (d) 4:10
  19. 19.What time was it 40 minutes before 11:35? (a) 11:55 (b) 11:05 (c) 9:55 (d) 10:55
  20. 20.What time was it 35 minutes before 3:55? (a) 4:20 (b) 2:20 (c) 3:20 (d) 3:30
  21. 21.What time will it be 50 minutes after 5:45? (a) 6:25 (b) 5:35 (c) 7:35 (d) 6:35
  22. 22.A film starts at 7:30 and ends at 7:55. How long is the film? (a) 35 min (b) 15 min (c) 1 h 25 min (d) 25 min
  23. 23.What time will it be 25 minutes after 7:40? (a) 8:05 (b) 7:55 (c) 9:05 (d) 7:05
  24. 24.What time will it be 35 minutes after 1:05? (a) 1:40 (b) 1:50 (c) 1:30 (d) 2:40
  25. 25.What time was it 15 minutes before 7:50? (a) 6:35 (b) 7:35 (c) 8:35 (d) 7:45
  26. 26.What time was it 45 minutes before 9:00? (a) 8:25 (b) 8:15 (c) 9:15 (d) 7:15
  27. 27.What time will it be 15 minutes after 8:55? (a) 10:10 (b) 9:10 (c) 9:00 (d) 8:10
  28. 28.What time will it be 55 minutes after 7:00? (a) 6:55 (b) 7:55 (c) 7:45 (d) 8:55
  29. 29.A film starts at 2:05 and ends at 2:50. How long is the film? (a) 1 h 45 min (b) 45 min (c) 35 min (d) 55 min
  30. 30.What time will it be 25 minutes after 2:05? (a) 1:30 (b) 2:20 (c) 2:30 (d) 3:30
  31. 31.What time will it be 40 minutes after 4:10? (a) 4:50 (b) 4:40 (c) 5:50 (d) 3:50
  32. 32.What time was it 30 minutes before 9:30? (a) 8:00 (b) 9:00 (c) 10:00 (d) 9:10
  33. 33.What time will it be 30 minutes after 6:20? (a) 5:50 (b) 6:40 (c) 6:50 (d) 7:50
  34. 34.What time will it be 40 minutes after 6:35? (a) 7:05 (b) 8:15 (c) 6:15 (d) 7:15
  35. 35.What time will it be 45 minutes after 5:20? (a) 5:55 (b) 6:05 (c) 5:05 (d) 7:05
  36. 36.What time will it be 35 minutes after 10:05? (a) 11:40 (b) 10:40 (c) 9:40 (d) 10:30
  37. 37.What time was it 55 minutes before 10:00? (a) 8:05 (b) 10:05 (c) 9:05 (d) 9:15
  38. 38.A film starts at 8:30 and ends at 10:05. How long is the film? (a) 1 h 35 min (b) 2 h 35 min (c) 35 min (d) 1 h 45 min
  39. 39.What time will it be 40 minutes after 10:00? (a) 9:40 (b) 10:30 (c) 11:40 (d) 10:40
  40. 40.What time was it 20 minutes before 6:35? (a) 6:25 (b) 5:15 (c) 6:15 (d) 7:15

Answer key

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

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