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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 428 · 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 1:35 and ends at 3:05. How long is the film? (a) 1 h 40 min (b) 30 min (c) 1 h 30 min (d) 2 h 30 min
  2. 2.A film starts at 5:50 and ends at 8:45. How long is the film? (a) 2 h 55 min (b) 3 h 5 min (c) 1 h 55 min (d) 3 h 55 min
  3. 3.What time was it 40 minutes before 9:45? (a) 8:05 (b) 9:05 (c) 9:15 (d) 10:05
  4. 4.What time was it 25 minutes before 10:20? (a) 8:55 (b) 10:05 (c) 9:55 (d) 10:55
  5. 5.What time will it be 50 minutes after 4:20? (a) 4:10 (b) 5:10 (c) 6:10 (d) 5:00
  6. 6.What time will it be 20 minutes after 6:20? (a) 7:40 (b) 6:40 (c) 5:40 (d) 6:30
  7. 7.What time will it be 50 minutes after 2:10? (a) 4:00 (b) 2:50 (c) 2:00 (d) 3:00
  8. 8.What time was it 15 minutes before 7:20? (a) 8:05 (b) 7:05 (c) 6:05 (d) 7:15
  9. 9.What time was it 25 minutes before 10:35? (a) 11:10 (b) 10:20 (c) 10:10 (d) 9:10
  10. 10.What time was it 15 minutes before 7:30? (a) 6:15 (b) 8:15 (c) 7:15 (d) 7:25
  11. 11.A film starts at 4:00 and ends at 6:40. 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
  12. 12.What time was it 50 minutes before 3:10? (a) 1:20 (b) 2:20 (c) 3:20 (d) 2:30
  13. 13.A film starts at 3:05 and ends at 5:45. How long is the film? (a) 2 h 50 min (b) 1 h 40 min (c) 2 h 40 min (d) 3 h 40 min
  14. 14.What time will it be 55 minutes after 2:20? (a) 4:15 (b) 3:15 (c) 3:05 (d) 2:15
  15. 15.What time will it be 45 minutes after 3:45? (a) 3:30 (b) 4:20 (c) 4:30 (d) 5:30
  16. 16.What time was it 40 minutes before 7:40? (a) 7:00 (b) 8:00 (c) 7:10 (d) 6:00
  17. 17.A film starts at 6:10 and ends at 8:40. How long is the film? (a) 2 h 40 min (b) 3 h 30 min (c) 1 h 30 min (d) 2 h 30 min
  18. 18.A film starts at 6:15 and ends at 8:10. How long is the film? (a) 2 h 55 min (b) 2 h 5 min (c) 1 h 55 min (d) 55 min
  19. 19.A film starts at 3:35 and ends at 5:15. How long is the film? (a) 1 h 40 min (b) 1 h 50 min (c) 2 h 40 min (d) 40 min
  20. 20.A film starts at 8:50 and ends at 10:45. How long is the film? (a) 1 h 55 min (b) 2 h 5 min (c) 2 h 55 min (d) 55 min
  21. 21.What time will it be 20 minutes after 8:15? (a) 8:35 (b) 9:35 (c) 7:35 (d) 8:25
  22. 22.What time will it be 25 minutes after 3:35? (a) 3:00 (b) 3:50 (c) 5:00 (d) 4:00
  23. 23.What time was it 55 minutes before 2:10? (a) 1:15 (b) 1:05 (c) 1:25 (d) 2:15
  24. 24.What time will it be 35 minutes after 9:15? (a) 9:40 (b) 8:50 (c) 9:50 (d) 10:50
  25. 25.What time will it be 50 minutes after 5:45? (a) 6:25 (b) 7:35 (c) 5:35 (d) 6:35
  26. 26.A film starts at 3:20 and ends at 3:40. How long is the film? (a) 20 min (b) 30 min (c) 1 h 20 min (d) 10 min
  27. 27.A film starts at 7:35 and ends at 8:00. How long is the film? (a) 15 min (b) 1 h 25 min (c) 35 min (d) 25 min
  28. 28.What time was it 35 minutes before 4:05? (a) 3:30 (b) 4:30 (c) 3:40 (d) 2:30
  29. 29.What time will it be 55 minutes after 10:55? (a) 11:50 (b) 12:50 (c) 11:40 (d) 10:50
  30. 30.What time will it be 15 minutes after 1:10? (a) 2:25 (b) 1:15 (c) 1:35 (d) 1:25
  31. 31.What time will it be 20 minutes after 2:00? (a) 2:10 (b) 3:20 (c) 2:20 (d) 1:20
  32. 32.What time will it be 30 minutes after 1:15? (a) 1:35 (b) 1:45 (c) 1:55 (d) 2:45
  33. 33.What time was it 40 minutes before 3:00? (a) 3:20 (b) 1:20 (c) 2:20 (d) 2:30
  34. 34.What time was it 40 minutes before 5:30? (a) 4:50 (b) 5:00 (c) 5:50 (d) 3:50
  35. 35.What time will it be 40 minutes after 1:25? (a) 1:05 (b) 3:05 (c) 1:55 (d) 2:05
  36. 36.What time was it 45 minutes before 8:45? (a) 9:00 (b) 8:10 (c) 7:00 (d) 8:00
  37. 37.A film starts at 7:40 and ends at 8:15. How long is the film? (a) 25 min (b) 1 h 35 min (c) 45 min (d) 35 min
  38. 38.What time will it be 15 minutes after 2:50? (a) 2:05 (b) 2:55 (c) 3:05 (d) 4:05
  39. 39.What time was it 20 minutes before 3:45? (a) 2:25 (b) 3:35 (c) 3:25 (d) 4:25
  40. 40.What time will it be 20 minutes after 7:05? (a) 7:15 (b) 8:25 (c) 6:25 (d) 7:25

Answer key

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

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