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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 259 · 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 15 minutes after 6:10? (a) 5:25 (b) 7:25 (c) 6:25 (d) 6:15
  2. 2.What time will it be 20 minutes after 3:30? (a) 3:40 (b) 4:50 (c) 3:50 (d) 2:50
  3. 3.A film starts at 4:15 and ends at 5:20. How long is the film? (a) 5 min (b) 1 h 15 min (c) 2 h 5 min (d) 1 h 5 min
  4. 4.A film starts at 8:15 and ends at 8:55. How long is the film? (a) 30 min (b) 1 h 40 min (c) 40 min (d) 50 min
  5. 5.What time will it be 25 minutes after 1:35? (a) 1:00 (b) 2:00 (c) 3:00 (d) 1:50
  6. 6.A film starts at 4:25 and ends at 6:55. How long is the film? (a) 1 h 30 min (b) 3 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  7. 7.What time will it be 15 minutes after 1:55? (a) 1:10 (b) 3:10 (c) 2:00 (d) 2:10
  8. 8.What time was it 15 minutes before 11:55? (a) 10:40 (b) 12:40 (c) 11:40 (d) 11:50
  9. 9.A film starts at 4:30 and ends at 6:00. How long is the film? (a) 2 h 30 min (b) 30 min (c) 1 h 40 min (d) 1 h 30 min
  10. 10.What time was it 20 minutes before 8:20? (a) 7:00 (b) 8:10 (c) 9:00 (d) 8:00
  11. 11.A film starts at 6:25 and ends at 8:25. How long is the film? (a) 3 h (b) 1 h (c) 2 h (d) 2 h 10 min
  12. 12.What time was it 15 minutes before 8:35? (a) 8:30 (b) 9:20 (c) 7:20 (d) 8:20
  13. 13.What time will it be 50 minutes after 1:20? (a) 3:10 (b) 2:10 (c) 2:00 (d) 1:10
  14. 14.What time was it 40 minutes before 8:25? (a) 7:55 (b) 6:45 (c) 7:45 (d) 8:45
  15. 15.What time will it be 45 minutes after 7:15? (a) 9:00 (b) 7:50 (c) 8:00 (d) 7:00
  16. 16.What time will it be 20 minutes after 8:50? (a) 9:00 (b) 10:10 (c) 8:10 (d) 9:10
  17. 17.What time was it 40 minutes before 2:45? (a) 2:05 (b) 1:05 (c) 2:15 (d) 3:05
  18. 18.What time will it be 50 minutes after 2:15? (a) 2:05 (b) 2:55 (c) 4:05 (d) 3:05
  19. 19.A film starts at 1:00 and ends at 2:25. How long is the film? (a) 25 min (b) 1 h 35 min (c) 2 h 25 min (d) 1 h 25 min
  20. 20.A film starts at 5:30 and ends at 7:40. How long is the film? (a) 2 h 20 min (b) 3 h 10 min (c) 1 h 10 min (d) 2 h 10 min
  21. 21.What time will it be 25 minutes after 3:40? (a) 4:05 (b) 3:55 (c) 3:05 (d) 5:05
  22. 22.What time will it be 50 minutes after 10:20? (a) 11:00 (b) 12:10 (c) 10:10 (d) 11:10
  23. 23.What time was it 45 minutes before 4:15? (a) 2:30 (b) 3:40 (c) 3:30 (d) 4:30
  24. 24.What time was it 20 minutes before 2:00? (a) 2:40 (b) 1:40 (c) 1:30 (d) 1:50
  25. 25.A film starts at 2:35 and ends at 5:00. How long is the film? (a) 1 h 25 min (b) 3 h 25 min (c) 2 h 35 min (d) 2 h 25 min
  26. 26.A film starts at 2:35 and ends at 4:05. How long is the film? (a) 1 h 30 min (b) 1 h 40 min (c) 30 min (d) 2 h 30 min
  27. 27.A film starts at 6:10 and ends at 6:50. How long is the film? (a) 50 min (b) 1 h 40 min (c) 40 min (d) 30 min
  28. 28.What time will it be 25 minutes after 4:10? (a) 4:25 (b) 3:35 (c) 4:35 (d) 5:35
  29. 29.A film starts at 7:25 and ends at 7:45. How long is the film? (a) 30 min (b) 10 min (c) 20 min (d) 1 h 20 min
  30. 30.What time was it 20 minutes before 8:10? (a) 8:00 (b) 8:50 (c) 6:50 (d) 7:50
  31. 31.What time will it be 25 minutes after 9:15? (a) 9:30 (b) 10:40 (c) 9:40 (d) 8:40
  32. 32.What time will it be 50 minutes after 1:00? (a) 1:50 (b) 1:40 (c) 2:50 (d) 2:00
  33. 33.What time was it 45 minutes before 6:45? (a) 7:00 (b) 5:00 (c) 6:10 (d) 6:00
  34. 34.What time will it be 30 minutes after 9:55? (a) 11:25 (b) 9:25 (c) 10:15 (d) 10:25
  35. 35.What time was it 25 minutes before 10:05? (a) 8:40 (b) 10:40 (c) 9:50 (d) 9:40
  36. 36.A film starts at 2:40 and ends at 3:45. How long is the film? (a) 1 h 15 min (b) 2 h 5 min (c) 5 min (d) 1 h 5 min
  37. 37.A film starts at 3:05 and ends at 6:05. How long is the film? (a) 4 h (b) 2 h (c) 3 h 10 min (d) 3 h
  38. 38.A film starts at 2:05 and ends at 3:00. How long is the film? (a) 55 min (b) 45 min (c) 1 h 5 min (d) 1 h 55 min
  39. 39.What time was it 40 minutes before 7:45? (a) 6:05 (b) 8:05 (c) 7:05 (d) 7:15
  40. 40.A film starts at 3:55 and ends at 5:00. How long is the film? (a) 2 h 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 5 min

Answer key

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

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