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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 167 · 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 50 minutes after 5:25? (a) 6:15 (b) 6:05 (c) 5:15 (d) 7:15
  2. 2.A film starts at 8:50 and ends at 11:10. How long is the film? (a) 3 h 20 min (b) 2 h 20 min (c) 1 h 20 min (d) 2 h 30 min
  3. 3.A film starts at 5:10 and ends at 5:35. How long is the film? (a) 1 h 25 min (b) 35 min (c) 15 min (d) 25 min
  4. 4.A film starts at 1:10 and ends at 2:20. How long is the film? (a) 2 h 10 min (b) 1 h 20 min (c) 10 min (d) 1 h 10 min
  5. 5.A film starts at 8:55 and ends at 11:15. How long is the film? (a) 1 h 20 min (b) 2 h 30 min (c) 3 h 20 min (d) 2 h 20 min
  6. 6.A film starts at 2:20 and ends at 5:05. How long is the film? (a) 2 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 1 h 45 min
  7. 7.What time will it be 35 minutes after 5:05? (a) 5:40 (b) 4:40 (c) 5:30 (d) 6:40
  8. 8.What time was it 30 minutes before 2:55? (a) 2:35 (b) 3:25 (c) 1:25 (d) 2:25
  9. 9.What time was it 50 minutes before 5:15? (a) 4:25 (b) 5:25 (c) 4:35 (d) 3:25
  10. 10.A film starts at 4:30 and ends at 7:10. How long is the film? (a) 3 h 40 min (b) 1 h 40 min (c) 2 h 50 min (d) 2 h 40 min
  11. 11.What time was it 15 minutes before 9:00? (a) 8:55 (b) 9:45 (c) 8:45 (d) 7:45
  12. 12.What time was it 55 minutes before 10:30? (a) 8:35 (b) 9:45 (c) 10:35 (d) 9:35
  13. 13.A film starts at 8:45 and ends at 9:50. How long is the film? (a) 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 2 h 5 min
  14. 14.What time will it be 15 minutes after 5:10? (a) 5:15 (b) 4:25 (c) 5:25 (d) 6:25
  15. 15.What time will it be 25 minutes after 3:55? (a) 3:20 (b) 4:20 (c) 4:10 (d) 5:20
  16. 16.What time will it be 30 minutes after 7:55? (a) 8:25 (b) 7:25 (c) 8:15 (d) 9:25
  17. 17.A film starts at 8:05 and ends at 8:35. How long is the film? (a) 1 h 30 min (b) 30 min (c) 40 min (d) 20 min
  18. 18.What time was it 15 minutes before 4:25? (a) 3:10 (b) 5:10 (c) 4:10 (d) 4:20
  19. 19.A film starts at 8:05 and ends at 8:55. How long is the film? (a) 40 min (b) 50 min (c) 1 h (d) 1 h 50 min
  20. 20.What time was it 30 minutes before 11:40? (a) 11:20 (b) 11:10 (c) 12:10 (d) 10:10
  21. 21.A film starts at 4:10 and ends at 4:30. How long is the film? (a) 30 min (b) 20 min (c) 1 h 20 min (d) 10 min
  22. 22.What time was it 55 minutes before 7:15? (a) 6:30 (b) 7:20 (c) 6:20 (d) 5:20
  23. 23.What time was it 20 minutes before 6:40? (a) 7:20 (b) 6:20 (c) 5:20 (d) 6:30
  24. 24.What time was it 20 minutes before 4:05? (a) 4:45 (b) 2:45 (c) 3:55 (d) 3:45
  25. 25.What time was it 40 minutes before 5:50? (a) 6:10 (b) 5:20 (c) 5:10 (d) 4:10
  26. 26.A film starts at 3:50 and ends at 5:00. How long is the film? (a) 2 h 10 min (b) 1 h 20 min (c) 10 min (d) 1 h 10 min
  27. 27.What time was it 20 minutes before 6:05? (a) 5:45 (b) 5:55 (c) 6:45 (d) 4:45
  28. 28.What time was it 50 minutes before 9:35? (a) 7:45 (b) 8:55 (c) 8:45 (d) 9:45
  29. 29.What time will it be 55 minutes after 4:00? (a) 3:55 (b) 4:45 (c) 4:55 (d) 5:55
  30. 30.What time will it be 45 minutes after 1:00? (a) 2:45 (b) 1:35 (c) 1:45 (d) 1:55
  31. 31.What time will it be 15 minutes after 2:30? (a) 3:45 (b) 2:35 (c) 2:45 (d) 1:45
  32. 32.What time was it 35 minutes before 11:00? (a) 10:35 (b) 9:25 (c) 11:25 (d) 10:25
  33. 33.What time will it be 25 minutes after 10:20? (a) 10:35 (b) 11:45 (c) 10:45 (d) 9:45
  34. 34.What time was it 15 minutes before 9:10? (a) 9:05 (b) 8:55 (c) 9:55 (d) 7:55
  35. 35.What time will it be 25 minutes after 7:25? (a) 6:50 (b) 7:40 (c) 7:50 (d) 8:50
  36. 36.What time was it 15 minutes before 6:20? (a) 6:15 (b) 7:05 (c) 6:05 (d) 5:05
  37. 37.What time will it be 45 minutes after 4:40? (a) 5:25 (b) 5:15 (c) 6:25 (d) 4:25
  38. 38.What time will it be 15 minutes after 3:30? (a) 4:45 (b) 2:45 (c) 3:35 (d) 3:45
  39. 39.What time will it be 20 minutes after 7:05? (a) 6:25 (b) 7:15 (c) 7:25 (d) 8:25
  40. 40.A film starts at 7:00 and ends at 8:55. How long is the film? (a) 1 h 55 min (b) 55 min (c) 2 h 55 min (d) 2 h 5 min

Answer key

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

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