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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 606 · 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 1:00? (a) 1:05 (b) 1:25 (c) 1:15 (d) 2:15
  2. 2.What time will it be 45 minutes after 2:50? (a) 3:35 (b) 4:35 (c) 2:35 (d) 3:25
  3. 3.What time was it 35 minutes before 11:00? (a) 10:25 (b) 11:25 (c) 9:25 (d) 10:35
  4. 4.What time was it 30 minutes before 3:15? (a) 1:45 (b) 2:45 (c) 2:55 (d) 3:45
  5. 5.What time was it 15 minutes before 8:30? (a) 7:15 (b) 8:25 (c) 8:15 (d) 9:15
  6. 6.What time will it be 20 minutes after 6:40? (a) 6:00 (b) 8:00 (c) 6:50 (d) 7:00
  7. 7.What time was it 15 minutes before 9:25? (a) 10:10 (b) 9:20 (c) 9:10 (d) 8:10
  8. 8.A film starts at 4:35 and ends at 6:00. How long is the film? (a) 25 min (b) 1 h 35 min (c) 1 h 25 min (d) 2 h 25 min
  9. 9.What time was it 45 minutes before 6:35? (a) 6:50 (b) 6:00 (c) 5:50 (d) 4:50
  10. 10.What time will it be 55 minutes after 2:30? (a) 3:25 (b) 4:25 (c) 2:25 (d) 3:15
  11. 11.What time will it be 40 minutes after 2:20? (a) 2:50 (b) 3:00 (c) 2:00 (d) 4:00
  12. 12.A film starts at 3:50 and ends at 6:30. How long is the film? (a) 3 h 40 min (b) 2 h 40 min (c) 2 h 50 min (d) 1 h 40 min
  13. 13.What time will it be 15 minutes after 1:35? (a) 2:00 (b) 2:50 (c) 1:50 (d) 1:40
  14. 14.A film starts at 8:45 and ends at 11:20. How long is the film? (a) 2 h 35 min (b) 2 h 45 min (c) 3 h 35 min (d) 1 h 35 min
  15. 15.A film starts at 3:10 and ends at 5:30. 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
  16. 16.What time was it 40 minutes before 3:20? (a) 3:40 (b) 2:50 (c) 2:40 (d) 1:40
  17. 17.What time will it be 15 minutes after 5:10? (a) 6:25 (b) 5:25 (c) 4:25 (d) 5:15
  18. 18.What time was it 35 minutes before 4:50? (a) 3:15 (b) 5:15 (c) 4:25 (d) 4:15
  19. 19.What time was it 25 minutes before 7:20? (a) 7:05 (b) 6:55 (c) 7:55 (d) 5:55
  20. 20.A film starts at 8:40 and ends at 9:55. How long is the film? (a) 15 min (b) 1 h 15 min (c) 2 h 15 min (d) 1 h 25 min
  21. 21.What time was it 20 minutes before 6:50? (a) 7:30 (b) 5:30 (c) 6:30 (d) 6:40
  22. 22.What time will it be 25 minutes after 3:55? (a) 4:10 (b) 3:20 (c) 5:20 (d) 4:20
  23. 23.A film starts at 7:25 and ends at 9:00. How long is the film? (a) 1 h 45 min (b) 35 min (c) 1 h 35 min (d) 2 h 35 min
  24. 24.A film starts at 1:40 and ends at 3:15. How long is the film? (a) 1 h 45 min (b) 2 h 35 min (c) 35 min (d) 1 h 35 min
  25. 25.What time will it be 25 minutes after 7:45? (a) 8:10 (b) 8:00 (c) 9:10 (d) 7:10
  26. 26.A film starts at 1:35 and ends at 3:55. 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
  27. 27.What time will it be 20 minutes after 3:10? (a) 4:30 (b) 2:30 (c) 3:30 (d) 3:20
  28. 28.A film starts at 7:15 and ends at 10:15. How long is the film? (a) 4 h (b) 3 h (c) 2 h (d) 3 h 10 min
  29. 29.What time will it be 30 minutes after 9:35? (a) 11:05 (b) 9:05 (c) 9:55 (d) 10:05
  30. 30.A film starts at 8:05 and ends at 11:00. How long is the film? (a) 1 h 55 min (b) 3 h 55 min (c) 3 h 5 min (d) 2 h 55 min
  31. 31.What time will it be 40 minutes after 2:40? (a) 3:10 (b) 3:20 (c) 4:20 (d) 2:20
  32. 32.What time will it be 25 minutes after 8:55? (a) 8:20 (b) 9:10 (c) 9:20 (d) 10:20
  33. 33.What time was it 25 minutes before 6:25? (a) 7:00 (b) 6:10 (c) 6:00 (d) 5:00
  34. 34.What time will it be 45 minutes after 2:30? (a) 2:15 (b) 4:15 (c) 3:05 (d) 3:15
  35. 35.What time will it be 35 minutes after 10:40? (a) 10:15 (b) 11:15 (c) 11:05 (d) 12:15
  36. 36.A film starts at 5:40 and ends at 7:55. How long is the film? (a) 1 h 15 min (b) 3 h 15 min (c) 2 h 15 min (d) 2 h 25 min
  37. 37.What time will it be 20 minutes after 4:25? (a) 3:45 (b) 5:45 (c) 4:45 (d) 4:35
  38. 38.A film starts at 4:00 and ends at 6:20. How long is the film? (a) 2 h 30 min (b) 3 h 20 min (c) 1 h 20 min (d) 2 h 20 min
  39. 39.What time will it be 55 minutes after 4:55? (a) 6:50 (b) 4:50 (c) 5:50 (d) 5:40
  40. 40.A film starts at 2:30 and ends at 5:15. How long is the film? (a) 2 h 55 min (b) 2 h 45 min (c) 1 h 45 min (d) 3 h 45 min

Answer key

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

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