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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 212 · 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 40 minutes after 5:10? (a) 5:40 (b) 4:50 (c) 6:50 (d) 5:50
  2. 2.What time was it 20 minutes before 4:30? (a) 3:10 (b) 4:10 (c) 4:20 (d) 5:10
  3. 3.A film starts at 8:50 and ends at 10:45. How long is the film? (a) 2 h 5 min (b) 2 h 55 min (c) 55 min (d) 1 h 55 min
  4. 4.What time was it 20 minutes before 3:40? (a) 2:20 (b) 3:30 (c) 3:20 (d) 4:20
  5. 5.What time was it 25 minutes before 2:35? (a) 1:10 (b) 2:10 (c) 3:10 (d) 2:20
  6. 6.What time will it be 15 minutes after 2:15? (a) 2:20 (b) 3:30 (c) 1:30 (d) 2:30
  7. 7.What time will it be 25 minutes after 10:45? (a) 12:10 (b) 11:10 (c) 10:10 (d) 11:00
  8. 8.A film starts at 1:55 and ends at 4:35. How long is the film? (a) 2 h 50 min (b) 2 h 40 min (c) 1 h 40 min (d) 3 h 40 min
  9. 9.What time will it be 50 minutes after 10:35? (a) 10:25 (b) 11:15 (c) 12:25 (d) 11:25
  10. 10.What time was it 45 minutes before 7:25? (a) 7:40 (b) 6:50 (c) 5:40 (d) 6:40
  11. 11.What time was it 15 minutes before 2:25? (a) 3:10 (b) 1:10 (c) 2:20 (d) 2:10
  12. 12.What time will it be 15 minutes after 6:15? (a) 6:20 (b) 7:30 (c) 5:30 (d) 6:30
  13. 13.What time was it 55 minutes before 7:20? (a) 6:25 (b) 6:35 (c) 5:25 (d) 7:25
  14. 14.What time was it 30 minutes before 8:30? (a) 7:00 (b) 8:00 (c) 9:00 (d) 8:10
  15. 15.What time will it be 15 minutes after 7:35? (a) 7:50 (b) 8:50 (c) 7:40 (d) 6:50
  16. 16.What time was it 25 minutes before 9:00? (a) 7:35 (b) 8:45 (c) 9:35 (d) 8:35
  17. 17.What time was it 25 minutes before 10:45? (a) 10:20 (b) 11:20 (c) 9:20 (d) 10:30
  18. 18.What time will it be 25 minutes after 6:10? (a) 6:35 (b) 5:35 (c) 6:25 (d) 7:35
  19. 19.What time will it be 30 minutes after 3:00? (a) 3:20 (b) 4:30 (c) 3:30 (d) 2:30
  20. 20.What time will it be 40 minutes after 9:00? (a) 10:40 (b) 8:40 (c) 9:30 (d) 9:40
  21. 21.What time was it 20 minutes before 4:00? (a) 4:40 (b) 3:50 (c) 3:40 (d) 2:40
  22. 22.What time was it 20 minutes before 3:45? (a) 3:35 (b) 2:25 (c) 4:25 (d) 3:25
  23. 23.What time was it 25 minutes before 3:45? (a) 3:30 (b) 3:20 (c) 2:20 (d) 4:20
  24. 24.What time will it be 40 minutes after 9:15? (a) 10:55 (b) 8:55 (c) 9:55 (d) 9:45
  25. 25.What time will it be 20 minutes after 6:15? (a) 6:35 (b) 6:25 (c) 5:35 (d) 7:35
  26. 26.What time was it 20 minutes before 4:10? (a) 2:50 (b) 4:50 (c) 4:00 (d) 3:50
  27. 27.A film starts at 8:40 and ends at 10:40. How long is the film? (a) 1 h (b) 2 h (c) 3 h (d) 2 h 10 min
  28. 28.What time will it be 35 minutes after 9:50? (a) 10:25 (b) 11:25 (c) 10:15 (d) 9:25
  29. 29.A film starts at 8:15 and ends at 8:40. How long is the film? (a) 25 min (b) 1 h 25 min (c) 15 min (d) 35 min
  30. 30.A film starts at 2:50 and ends at 3:50. How long is the film? (a) 1 h 10 min (b) 2 h (c) 1 h (d) 50 min
  31. 31.What time will it be 50 minutes after 6:25? (a) 6:15 (b) 8:15 (c) 7:15 (d) 7:05
  32. 32.What time was it 30 minutes before 8:40? (a) 9:10 (b) 8:10 (c) 7:10 (d) 8:20
  33. 33.A film starts at 1:00 and ends at 1:40. How long is the film? (a) 1 h 40 min (b) 30 min (c) 50 min (d) 40 min
  34. 34.A film starts at 1:40 and ends at 2:20. How long is the film? (a) 1 h 40 min (b) 50 min (c) 30 min (d) 40 min
  35. 35.A film starts at 6:45 and ends at 8:40. How long is the film? (a) 1 h 55 min (b) 55 min (c) 2 h 5 min (d) 2 h 55 min
  36. 36.What time was it 50 minutes before 2:20? (a) 1:30 (b) 1:20 (c) 1:40 (d) 2:30
  37. 37.What time will it be 55 minutes after 7:05? (a) 7:00 (b) 7:50 (c) 8:00 (d) 9:00
  38. 38.What time will it be 25 minutes after 9:45? (a) 10:10 (b) 11:10 (c) 9:10 (d) 10:00
  39. 39.A film starts at 5:35 and ends at 5:55. How long is the film? (a) 30 min (b) 10 min (c) 20 min (d) 1 h 20 min
  40. 40.A film starts at 6:40 and ends at 7:35. How long is the film? (a) 1 h 5 min (b) 45 min (c) 55 min (d) 1 h 55 min

Answer key

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

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