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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 990 · 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 5:25 and ends at 6:10. How long is the film? (a) 1 h 45 min (b) 55 min (c) 35 min (d) 45 min
  2. 2.What time will it be 45 minutes after 10:30? (a) 11:15 (b) 12:15 (c) 10:15 (d) 11:05
  3. 3.What time was it 15 minutes before 3:20? (a) 4:05 (b) 3:15 (c) 3:05 (d) 2:05
  4. 4.A film starts at 2:30 and ends at 5:20. How long is the film? (a) 3 h 50 min (b) 3 h (c) 2 h 50 min (d) 1 h 50 min
  5. 5.A film starts at 5:25 and ends at 6:40. How long is the film? (a) 1 h 15 min (b) 15 min (c) 1 h 25 min (d) 2 h 15 min
  6. 6.What time was it 25 minutes before 11:45? (a) 10:20 (b) 11:20 (c) 11:30 (d) 12:20
  7. 7.What time was it 35 minutes before 8:25? (a) 7:50 (b) 8:50 (c) 6:50 (d) 8:00
  8. 8.A film starts at 4:00 and ends at 6:45. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 2 h 45 min
  9. 9.What time was it 40 minutes before 2:50? (a) 1:10 (b) 3:10 (c) 2:10 (d) 2:20
  10. 10.What time was it 15 minutes before 3:30? (a) 4:15 (b) 2:15 (c) 3:25 (d) 3:15
  11. 11.A film starts at 2:05 and ends at 4:50. 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
  12. 12.What time will it be 50 minutes after 6:40? (a) 7:20 (b) 6:30 (c) 7:30 (d) 8:30
  13. 13.What time was it 35 minutes before 4:55? (a) 5:20 (b) 4:20 (c) 3:20 (d) 4:30
  14. 14.What time was it 50 minutes before 7:05? (a) 6:15 (b) 7:15 (c) 5:15 (d) 6:25
  15. 15.What time was it 15 minutes before 4:55? (a) 4:40 (b) 4:50 (c) 5:40 (d) 3:40
  16. 16.A film starts at 8:35 and ends at 10:15. How long is the film? (a) 1 h 40 min (b) 40 min (c) 2 h 40 min (d) 1 h 50 min
  17. 17.What time will it be 25 minutes after 2:25? (a) 2:50 (b) 3:50 (c) 2:40 (d) 1:50
  18. 18.What time will it be 20 minutes after 8:45? (a) 8:55 (b) 9:05 (c) 8:05 (d) 10:05
  19. 19.What time was it 20 minutes before 11:40? (a) 12:20 (b) 11:20 (c) 11:30 (d) 10:20
  20. 20.What time was it 55 minutes before 2:05? (a) 1:10 (b) 2:10 (c) 1:20 (d) 1:00
  21. 21.What time was it 35 minutes before 5:45? (a) 4:10 (b) 5:20 (c) 5:10 (d) 6:10
  22. 22.What time will it be 40 minutes after 4:40? (a) 4:20 (b) 6:20 (c) 5:20 (d) 5:10
  23. 23.What time will it be 30 minutes after 3:00? (a) 4:30 (b) 3:20 (c) 2:30 (d) 3:30
  24. 24.What time will it be 20 minutes after 2:35? (a) 1:55 (b) 3:55 (c) 2:45 (d) 2:55
  25. 25.What time was it 20 minutes before 7:00? (a) 6:40 (b) 7:40 (c) 6:50 (d) 5:40
  26. 26.What time will it be 45 minutes after 9:30? (a) 9:15 (b) 10:05 (c) 10:15 (d) 11:15
  27. 27.What time will it be 50 minutes after 2:40? (a) 3:20 (b) 3:30 (c) 4:30 (d) 2:30
  28. 28.What time was it 30 minutes before 10:55? (a) 9:25 (b) 10:35 (c) 10:25 (d) 11:25
  29. 29.A film starts at 7:25 and ends at 8:00. How long is the film? (a) 25 min (b) 45 min (c) 1 h 35 min (d) 35 min
  30. 30.A film starts at 6:05 and ends at 8:35. How long is the film? (a) 2 h 30 min (b) 2 h 40 min (c) 1 h 30 min (d) 3 h 30 min
  31. 31.A film starts at 8:15 and ends at 10:45. How long is the film? (a) 3 h 30 min (b) 2 h 30 min (c) 1 h 30 min (d) 2 h 40 min
  32. 32.What time was it 25 minutes before 7:00? (a) 7:35 (b) 6:45 (c) 6:35 (d) 5:35
  33. 33.What time will it be 35 minutes after 4:40? (a) 6:15 (b) 5:15 (c) 5:05 (d) 4:15
  34. 34.A film starts at 4:05 and ends at 5:25. How long is the film? (a) 1 h 20 min (b) 1 h 30 min (c) 20 min (d) 2 h 20 min
  35. 35.What time will it be 30 minutes after 7:15? (a) 8:45 (b) 6:45 (c) 7:45 (d) 7:35
  36. 36.What time will it be 55 minutes after 4:20? (a) 6:15 (b) 5:05 (c) 5:15 (d) 4:15
  37. 37.What time was it 55 minutes before 11:00? (a) 10:15 (b) 10:05 (c) 9:05 (d) 11:05
  38. 38.What time will it be 20 minutes after 4:25? (a) 4:45 (b) 3:45 (c) 4:35 (d) 5:45
  39. 39.What time will it be 45 minutes after 7:50? (a) 9:35 (b) 8:25 (c) 8:35 (d) 7:35
  40. 40.What time will it be 15 minutes after 6:15? (a) 5:30 (b) 6:20 (c) 6:30 (d) 7:30

Answer key

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

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