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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 437 · 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 5:35 and ends at 7:50. How long is the film? (a) 2 h 15 min (b) 2 h 25 min (c) 3 h 15 min (d) 1 h 15 min
  2. 2.What time will it be 20 minutes after 9:40? (a) 9:00 (b) 9:50 (c) 10:00 (d) 11:00
  3. 3.What time will it be 20 minutes after 7:40? (a) 7:50 (b) 7:00 (c) 9:00 (d) 8:00
  4. 4.What time will it be 15 minutes after 10:20? (a) 9:35 (b) 10:25 (c) 11:35 (d) 10:35
  5. 5.What time was it 20 minutes before 9:50? (a) 9:40 (b) 10:30 (c) 8:30 (d) 9:30
  6. 6.What time was it 15 minutes before 4:40? (a) 4:25 (b) 5:25 (c) 4:35 (d) 3:25
  7. 7.What time was it 40 minutes before 11:05? (a) 9:25 (b) 11:25 (c) 10:35 (d) 10:25
  8. 8.What time will it be 15 minutes after 3:50? (a) 5:05 (b) 4:05 (c) 3:05 (d) 3:55
  9. 9.What time was it 30 minutes before 9:05? (a) 8:45 (b) 8:35 (c) 9:35 (d) 7:35
  10. 10.A film starts at 8:05 and ends at 11:05. How long is the film? (a) 3 h 10 min (b) 4 h (c) 2 h (d) 3 h
  11. 11.What time will it be 35 minutes after 1:25? (a) 1:00 (b) 3:00 (c) 2:00 (d) 1:50
  12. 12.A film starts at 3:15 and ends at 5:45. 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
  13. 13.What time will it be 35 minutes after 3:00? (a) 4:35 (b) 3:25 (c) 2:35 (d) 3:35
  14. 14.What time will it be 55 minutes after 8:00? (a) 9:55 (b) 7:55 (c) 8:55 (d) 8:45
  15. 15.What time will it be 25 minutes after 5:30? (a) 5:55 (b) 4:55 (c) 6:55 (d) 5:45
  16. 16.A film starts at 4:15 and ends at 6:40. How long is the film? (a) 1 h 25 min (b) 2 h 25 min (c) 3 h 25 min (d) 2 h 35 min
  17. 17.What time will it be 25 minutes after 3:50? (a) 3:15 (b) 5:15 (c) 4:05 (d) 4:15
  18. 18.A film starts at 3:00 and ends at 5:50. How long is the film? (a) 3 h 50 min (b) 2 h 50 min (c) 3 h (d) 1 h 50 min
  19. 19.What time will it be 45 minutes after 9:00? (a) 8:45 (b) 9:35 (c) 10:45 (d) 9:45
  20. 20.What time will it be 40 minutes after 4:00? (a) 5:40 (b) 3:40 (c) 4:40 (d) 4:30
  21. 21.What time will it be 15 minutes after 6:35? (a) 7:50 (b) 6:50 (c) 5:50 (d) 6:40
  22. 22.What time was it 40 minutes before 3:00? (a) 2:30 (b) 2:20 (c) 1:20 (d) 3:20
  23. 23.A film starts at 8:00 and ends at 10:10. How long is the film? (a) 1 h 10 min (b) 2 h 20 min (c) 3 h 10 min (d) 2 h 10 min
  24. 24.What time will it be 45 minutes after 9:35? (a) 10:20 (b) 11:20 (c) 9:20 (d) 10:10
  25. 25.What time will it be 15 minutes after 5:30? (a) 5:35 (b) 5:45 (c) 4:45 (d) 6:45
  26. 26.What time will it be 50 minutes after 4:25? (a) 5:15 (b) 5:05 (c) 4:15 (d) 6:15
  27. 27.A film starts at 1:30 and ends at 3:25. How long is the film? (a) 2 h 5 min (b) 2 h 55 min (c) 55 min (d) 1 h 55 min
  28. 28.What time will it be 55 minutes after 7:20? (a) 8:15 (b) 7:15 (c) 9:15 (d) 8:05
  29. 29.What time will it be 20 minutes after 7:00? (a) 6:20 (b) 8:20 (c) 7:20 (d) 7:10
  30. 30.What time will it be 55 minutes after 8:15? (a) 9:00 (b) 9:10 (c) 8:10 (d) 10:10
  31. 31.What time will it be 45 minutes after 2:40? (a) 2:25 (b) 3:15 (c) 3:25 (d) 4:25
  32. 32.A film starts at 7:00 and ends at 8:15. How long is the film? (a) 2 h 15 min (b) 15 min (c) 1 h 15 min (d) 1 h 25 min
  33. 33.What time was it 25 minutes before 10:15? (a) 10:50 (b) 8:50 (c) 10:00 (d) 9:50
  34. 34.What time was it 30 minutes before 4:00? (a) 3:40 (b) 4:30 (c) 3:30 (d) 2:30
  35. 35.What time will it be 40 minutes after 5:30? (a) 5:10 (b) 7:10 (c) 6:10 (d) 6:00
  36. 36.A film starts at 2:25 and ends at 5:05. How long is the film? (a) 1 h 40 min (b) 3 h 40 min (c) 2 h 40 min (d) 2 h 50 min
  37. 37.What time was it 40 minutes before 3:45? (a) 2:05 (b) 3:15 (c) 4:05 (d) 3:05
  38. 38.A film starts at 3:05 and ends at 5:10. How long is the film? (a) 2 h 15 min (b) 1 h 5 min (c) 3 h 5 min (d) 2 h 5 min
  39. 39.A film starts at 1:50 and ends at 3:25. How long is the film? (a) 35 min (b) 2 h 35 min (c) 1 h 45 min (d) 1 h 35 min
  40. 40.A film starts at 5:40 and ends at 8:20. How long is the film? (a) 2 h 40 min (b) 2 h 50 min (c) 1 h 40 min (d) 3 h 40 min

Answer key

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

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