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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 238 · 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 2:05 and ends at 2:55. How long is the film? (a) 1 h 50 min (b) 1 h (c) 50 min (d) 40 min
  2. 2.What time will it be 25 minutes after 4:00? (a) 4:25 (b) 4:15 (c) 5:25 (d) 3:25
  3. 3.What time was it 55 minutes before 3:15? (a) 1:20 (b) 3:20 (c) 2:20 (d) 2:30
  4. 4.What time was it 15 minutes before 11:50? (a) 12:35 (b) 11:45 (c) 10:35 (d) 11:35
  5. 5.A film starts at 7:10 and ends at 9:00. How long is the film? (a) 1 h 50 min (b) 2 h 50 min (c) 2 h (d) 50 min
  6. 6.What time will it be 40 minutes after 7:25? (a) 8:05 (b) 7:05 (c) 7:55 (d) 9:05
  7. 7.What time will it be 45 minutes after 7:55? (a) 9:40 (b) 7:40 (c) 8:40 (d) 8:30
  8. 8.What time will it be 30 minutes after 5:20? (a) 4:50 (b) 5:40 (c) 6:50 (d) 5:50
  9. 9.What time will it be 50 minutes after 6:50? (a) 6:40 (b) 8:40 (c) 7:40 (d) 7:30
  10. 10.A film starts at 7:35 and ends at 10:00. How long is the film? (a) 2 h 35 min (b) 1 h 25 min (c) 2 h 25 min (d) 3 h 25 min
  11. 11.What time will it be 55 minutes after 10:40? (a) 12:35 (b) 10:35 (c) 11:35 (d) 11:25
  12. 12.What time was it 20 minutes before 3:30? (a) 3:20 (b) 3:10 (c) 2:10 (d) 4:10
  13. 13.A film starts at 3:00 and ends at 5:50. How long is the film? (a) 1 h 50 min (b) 3 h 50 min (c) 3 h (d) 2 h 50 min
  14. 14.What time was it 35 minutes before 10:25? (a) 8:50 (b) 10:50 (c) 10:00 (d) 9:50
  15. 15.What time will it be 40 minutes after 1:55? (a) 2:25 (b) 2:35 (c) 1:35 (d) 3:35
  16. 16.What time will it be 30 minutes after 8:25? (a) 9:55 (b) 8:55 (c) 7:55 (d) 8:45
  17. 17.What time was it 55 minutes before 11:15? (a) 11:20 (b) 9:20 (c) 10:20 (d) 10:30
  18. 18.What time was it 30 minutes before 5:05? (a) 4:35 (b) 4:45 (c) 3:35 (d) 5:35
  19. 19.What time was it 55 minutes before 10:45? (a) 10:00 (b) 8:50 (c) 9:50 (d) 10:50
  20. 20.What time was it 30 minutes before 9:55? (a) 9:25 (b) 9:35 (c) 8:25 (d) 10:25
  21. 21.What time will it be 20 minutes after 6:45? (a) 8:05 (b) 6:55 (c) 7:05 (d) 6:05
  22. 22.What time was it 50 minutes before 9:45? (a) 8:55 (b) 9:05 (c) 9:55 (d) 7:55
  23. 23.What time was it 55 minutes before 7:20? (a) 6:35 (b) 6:25 (c) 7:25 (d) 5:25
  24. 24.What time will it be 50 minutes after 2:35? (a) 2:25 (b) 4:25 (c) 3:15 (d) 3:25
  25. 25.What time was it 15 minutes before 3:15? (a) 2:00 (b) 3:00 (c) 4:00 (d) 3:10
  26. 26.A film starts at 5:25 and ends at 7:30. How long is the film? (a) 2 h 15 min (b) 3 h 5 min (c) 2 h 5 min (d) 1 h 5 min
  27. 27.What time was it 35 minutes before 3:15? (a) 1:40 (b) 2:40 (c) 2:50 (d) 3:40
  28. 28.A film starts at 1:05 and ends at 2:15. How long is the film? (a) 1 h 20 min (b) 1 h 10 min (c) 10 min (d) 2 h 10 min
  29. 29.What time was it 15 minutes before 8:05? (a) 8:00 (b) 8:50 (c) 7:50 (d) 6:50
  30. 30.What time was it 40 minutes before 4:00? (a) 2:20 (b) 3:30 (c) 4:20 (d) 3:20
  31. 31.What time was it 15 minutes before 2:30? (a) 2:25 (b) 1:15 (c) 3:15 (d) 2:15
  32. 32.What time will it be 20 minutes after 8:10? (a) 8:20 (b) 8:30 (c) 9:30 (d) 7:30
  33. 33.What time will it be 15 minutes after 2:50? (a) 3:05 (b) 2:55 (c) 4:05 (d) 2:05
  34. 34.A film starts at 5:20 and ends at 5:45. How long is the film? (a) 15 min (b) 25 min (c) 35 min (d) 1 h 25 min
  35. 35.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 30 min (d) 2 h 40 min
  36. 36.A film starts at 3:50 and ends at 6:45. How long is the film? (a) 3 h 5 min (b) 3 h 55 min (c) 2 h 55 min (d) 1 h 55 min
  37. 37.What time will it be 20 minutes after 7:00? (a) 6:20 (b) 8:20 (c) 7:10 (d) 7:20
  38. 38.What time will it be 45 minutes after 3:40? (a) 3:25 (b) 5:25 (c) 4:15 (d) 4:25
  39. 39.A film starts at 5:35 and ends at 8:20. How long is the film? (a) 2 h 45 min (b) 3 h 45 min (c) 2 h 55 min (d) 1 h 45 min
  40. 40.What time will it be 35 minutes after 4:00? (a) 4:35 (b) 5:35 (c) 3:35 (d) 4:25

Answer key

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

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