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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 819 · 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 7:05? (a) 6:45 (b) 7:45 (c) 7:35 (d) 8:45
  2. 2.What time will it be 45 minutes after 9:00? (a) 8:45 (b) 9:35 (c) 10:45 (d) 9:45
  3. 3.What time was it 45 minutes before 10:25? (a) 10:40 (b) 9:50 (c) 9:40 (d) 8:40
  4. 4.What time will it be 55 minutes after 8:10? (a) 8:05 (b) 10:05 (c) 9:05 (d) 8:55
  5. 5.What time will it be 20 minutes after 3:30? (a) 4:50 (b) 2:50 (c) 3:40 (d) 3:50
  6. 6.What time will it be 25 minutes after 8:50? (a) 9:15 (b) 9:05 (c) 8:15 (d) 10:15
  7. 7.What time will it be 35 minutes after 5:55? (a) 6:30 (b) 5:30 (c) 7:30 (d) 6:20
  8. 8.What time will it be 25 minutes after 4:15? (a) 3:40 (b) 4:30 (c) 4:40 (d) 5:40
  9. 9.What time will it be 25 minutes after 7:30? (a) 8:55 (b) 7:45 (c) 7:55 (d) 6:55
  10. 10.What time was it 20 minutes before 2:05? (a) 1:55 (b) 1:35 (c) 1:45 (d) 2:45
  11. 11.What time was it 20 minutes before 6:00? (a) 6:40 (b) 4:40 (c) 5:50 (d) 5:40
  12. 12.What time will it be 50 minutes after 5:35? (a) 7:25 (b) 5:25 (c) 6:15 (d) 6:25
  13. 13.A film starts at 5:50 and ends at 6:10. How long is the film? (a) 30 min (b) 20 min (c) 1 h 20 min (d) 10 min
  14. 14.A film starts at 5:00 and ends at 6:10. How long is the film? (a) 1 h 20 min (b) 10 min (c) 2 h 10 min (d) 1 h 10 min
  15. 15.A film starts at 7:25 and ends at 8:55. How long is the film? (a) 2 h 30 min (b) 1 h 40 min (c) 30 min (d) 1 h 30 min
  16. 16.A film starts at 1:00 and ends at 2:05. How long is the film? (a) 1 h 5 min (b) 2 h 5 min (c) 5 min (d) 1 h 15 min
  17. 17.What time will it be 15 minutes after 6:20? (a) 7:35 (b) 5:35 (c) 6:25 (d) 6:35
  18. 18.What time will it be 35 minutes after 2:20? (a) 3:55 (b) 2:55 (c) 2:45 (d) 1:55
  19. 19.A film starts at 3:05 and ends at 4:55. How long is the film? (a) 2 h 50 min (b) 2 h (c) 50 min (d) 1 h 50 min
  20. 20.What time was it 40 minutes before 5:05? (a) 4:35 (b) 3:25 (c) 4:25 (d) 5:25
  21. 21.A film starts at 6:35 and ends at 8:20. How long is the film? (a) 45 min (b) 1 h 45 min (c) 1 h 55 min (d) 2 h 45 min
  22. 22.What time will it be 25 minutes after 8:00? (a) 9:25 (b) 8:25 (c) 8:15 (d) 7:25
  23. 23.A film starts at 3:50 and ends at 4:55. How long is the film? (a) 5 min (b) 1 h 5 min (c) 2 h 5 min (d) 1 h 15 min
  24. 24.A film starts at 8:50 and ends at 9:30. How long is the film? (a) 30 min (b) 1 h 40 min (c) 40 min (d) 50 min
  25. 25.What time will it be 35 minutes after 3:45? (a) 4:20 (b) 4:10 (c) 3:20 (d) 5:20
  26. 26.What time was it 25 minutes before 9:40? (a) 8:15 (b) 10:15 (c) 9:25 (d) 9:15
  27. 27.What time will it be 45 minutes after 2:00? (a) 1:45 (b) 2:35 (c) 3:45 (d) 2:45
  28. 28.What time will it be 15 minutes after 7:15? (a) 7:20 (b) 7:30 (c) 6:30 (d) 8:30
  29. 29.A film starts at 8:55 and ends at 11:05. How long is the film? (a) 3 h 10 min (b) 1 h 10 min (c) 2 h 10 min (d) 2 h 20 min
  30. 30.A film starts at 4:00 and ends at 4:50. How long is the film? (a) 1 h (b) 1 h 50 min (c) 50 min (d) 40 min
  31. 31.What time will it be 55 minutes after 7:05? (a) 9:00 (b) 7:50 (c) 8:00 (d) 7:00
  32. 32.What time was it 20 minutes before 4:55? (a) 4:45 (b) 3:35 (c) 5:35 (d) 4:35
  33. 33.What time was it 45 minutes before 11:15? (a) 11:30 (b) 9:30 (c) 10:30 (d) 10:40
  34. 34.What time was it 55 minutes before 7:30? (a) 5:35 (b) 7:35 (c) 6:35 (d) 6:45
  35. 35.What time was it 45 minutes before 4:10? (a) 2:25 (b) 4:25 (c) 3:25 (d) 3:35
  36. 36.What time was it 30 minutes before 10:15? (a) 9:55 (b) 9:45 (c) 10:45 (d) 8:45
  37. 37.What time will it be 30 minutes after 5:25? (a) 6:55 (b) 4:55 (c) 5:45 (d) 5:55
  38. 38.What time was it 20 minutes before 4:25? (a) 3:05 (b) 4:15 (c) 4:05 (d) 5:05
  39. 39.What time will it be 30 minutes after 7:40? (a) 9:10 (b) 7:10 (c) 8:10 (d) 8:00
  40. 40.What time was it 45 minutes before 7:25? (a) 6:40 (b) 6:50 (c) 5:40 (d) 7:40

Answer key

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

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