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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 958 · 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 50 minutes after 2:30? (a) 2:20 (b) 3:10 (c) 4:20 (d) 3:20
  2. 2.What time was it 20 minutes before 10:00? (a) 9:50 (b) 9:40 (c) 8:40 (d) 10:40
  3. 3.A film starts at 3:05 and ends at 3:30. How long is the film? (a) 1 h 25 min (b) 35 min (c) 15 min (d) 25 min
  4. 4.A film starts at 6:15 and ends at 8:30. How long is the film? (a) 3 h 15 min (b) 2 h 25 min (c) 1 h 15 min (d) 2 h 15 min
  5. 5.A film starts at 2:25 and ends at 3:35. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 10 min (d) 1 h 20 min
  6. 6.A film starts at 3:45 and ends at 4:05. How long is the film? (a) 10 min (b) 30 min (c) 1 h 20 min (d) 20 min
  7. 7.What time will it be 35 minutes after 5:25? (a) 5:50 (b) 6:00 (c) 5:00 (d) 7:00
  8. 8.What time was it 20 minutes before 2:50? (a) 3:30 (b) 1:30 (c) 2:40 (d) 2:30
  9. 9.What time was it 45 minutes before 10:35? (a) 8:50 (b) 10:50 (c) 10:00 (d) 9:50
  10. 10.What time will it be 25 minutes after 1:20? (a) 1:35 (b) 1:55 (c) 2:45 (d) 1:45
  11. 11.A film starts at 8:35 and ends at 10:50. How long is the film? (a) 2 h 25 min (b) 2 h 15 min (c) 1 h 15 min (d) 3 h 15 min
  12. 12.What time will it be 55 minutes after 1:20? (a) 2:05 (b) 2:15 (c) 3:15 (d) 1:15
  13. 13.What time will it be 25 minutes after 8:55? (a) 9:20 (b) 8:20 (c) 10:20 (d) 9:10
  14. 14.What time will it be 55 minutes after 1:45? (a) 3:40 (b) 2:30 (c) 2:40 (d) 1:40
  15. 15.A film starts at 2:25 and ends at 5:05. How long is the film? (a) 1 h 40 min (b) 2 h 40 min (c) 2 h 50 min (d) 3 h 40 min
  16. 16.What time will it be 40 minutes after 3:05? (a) 4:45 (b) 3:45 (c) 2:45 (d) 3:35
  17. 17.A film starts at 6:55 and ends at 9:55. How long is the film? (a) 2 h (b) 4 h (c) 3 h (d) 3 h 10 min
  18. 18.What time will it be 25 minutes after 5:40? (a) 6:05 (b) 5:55 (c) 7:05 (d) 5:05
  19. 19.What time will it be 55 minutes after 2:25? (a) 2:20 (b) 3:10 (c) 3:20 (d) 4:20
  20. 20.What time will it be 50 minutes after 1:35? (a) 2:15 (b) 2:25 (c) 1:25 (d) 3:25
  21. 21.A film starts at 4:20 and ends at 5:30. How long is the film? (a) 2 h 10 min (b) 1 h 20 min (c) 1 h 10 min (d) 10 min
  22. 22.What time will it be 25 minutes after 2:30? (a) 2:45 (b) 2:55 (c) 1:55 (d) 3:55
  23. 23.What time will it be 25 minutes after 1:45? (a) 1:10 (b) 2:00 (c) 3:10 (d) 2:10
  24. 24.What time will it be 30 minutes after 5:50? (a) 7:20 (b) 5:20 (c) 6:10 (d) 6:20
  25. 25.What time will it be 55 minutes after 1:35? (a) 3:30 (b) 2:20 (c) 1:30 (d) 2:30
  26. 26.What time will it be 45 minutes after 7:40? (a) 9:25 (b) 8:15 (c) 7:25 (d) 8:25
  27. 27.What time was it 15 minutes before 3:05? (a) 3:50 (b) 3:00 (c) 2:50 (d) 1:50
  28. 28.What time was it 25 minutes before 6:40? (a) 6:15 (b) 7:15 (c) 5:15 (d) 6:25
  29. 29.What time was it 25 minutes before 3:10? (a) 1:45 (b) 3:45 (c) 2:55 (d) 2:45
  30. 30.What time will it be 35 minutes after 1:55? (a) 3:30 (b) 1:30 (c) 2:20 (d) 2:30
  31. 31.What time was it 35 minutes before 5:50? (a) 6:15 (b) 5:25 (c) 5:15 (d) 4:15
  32. 32.What time was it 30 minutes before 4:05? (a) 4:35 (b) 2:35 (c) 3:45 (d) 3:35
  33. 33.What time was it 40 minutes before 2:55? (a) 2:25 (b) 3:15 (c) 1:15 (d) 2:15
  34. 34.A film starts at 3:55 and ends at 4:20. How long is the film? (a) 15 min (b) 35 min (c) 1 h 25 min (d) 25 min
  35. 35.What time will it be 35 minutes after 1:30? (a) 1:55 (b) 2:05 (c) 3:05 (d) 1:05
  36. 36.What time will it be 35 minutes after 10:20? (a) 11:55 (b) 10:45 (c) 9:55 (d) 10:55
  37. 37.A film starts at 7:30 and ends at 7:50. How long is the film? (a) 30 min (b) 20 min (c) 10 min (d) 1 h 20 min
  38. 38.A film starts at 8:05 and ends at 8:30. How long is the film? (a) 35 min (b) 15 min (c) 25 min (d) 1 h 25 min
  39. 39.A film starts at 8:50 and ends at 9:50. How long is the film? (a) 50 min (b) 2 h (c) 1 h (d) 1 h 10 min
  40. 40.A film starts at 7:00 and ends at 7:25. How long is the film? (a) 1 h 25 min (b) 15 min (c) 25 min (d) 35 min

Answer key

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

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