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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 842 · 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 20 minutes after 3:25? (a) 3:45 (b) 4:45 (c) 2:45 (d) 3:35
  2. 2.What time was it 40 minutes before 7:50? (a) 7:20 (b) 7:10 (c) 8:10 (d) 6:10
  3. 3.What time will it be 55 minutes after 10:50? (a) 11:45 (b) 12:45 (c) 11:35 (d) 10:45
  4. 4.What time will it be 20 minutes after 9:15? (a) 9:35 (b) 10:35 (c) 9:25 (d) 8:35
  5. 5.A film starts at 5:45 and ends at 7:20. How long is the film? (a) 35 min (b) 1 h 45 min (c) 1 h 35 min (d) 2 h 35 min
  6. 6.What time will it be 45 minutes after 8:00? (a) 7:45 (b) 9:45 (c) 8:45 (d) 8:35
  7. 7.What time will it be 15 minutes after 2:00? (a) 2:05 (b) 3:15 (c) 2:15 (d) 1:15
  8. 8.What time was it 50 minutes before 11:25? (a) 10:35 (b) 10:45 (c) 11:35 (d) 9:35
  9. 9.What time will it be 30 minutes after 5:15? (a) 6:45 (b) 4:45 (c) 5:35 (d) 5:45
  10. 10.What time will it be 25 minutes after 8:55? (a) 8:20 (b) 9:10 (c) 9:20 (d) 10:20
  11. 11.What time will it be 15 minutes after 7:05? (a) 7:20 (b) 7:10 (c) 6:20 (d) 8:20
  12. 12.A film starts at 4:30 and ends at 7:30. How long is the film? (a) 4 h (b) 2 h (c) 3 h (d) 3 h 10 min
  13. 13.What time was it 40 minutes before 9:15? (a) 8:35 (b) 9:35 (c) 8:45 (d) 7:35
  14. 14.A film starts at 6:40 and ends at 9:10. 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
  15. 15.What time will it be 30 minutes after 9:55? (a) 9:25 (b) 10:25 (c) 10:15 (d) 11:25
  16. 16.What time was it 40 minutes before 3:00? (a) 2:20 (b) 3:20 (c) 2:30 (d) 1:20
  17. 17.What time will it be 55 minutes after 1:15? (a) 1:10 (b) 3:10 (c) 2:00 (d) 2:10
  18. 18.A film starts at 3:15 and ends at 5:25. How long is the film? (a) 3 h 10 min (b) 1 h 10 min (c) 2 h 20 min (d) 2 h 10 min
  19. 19.What time was it 25 minutes before 5:35? (a) 4:10 (b) 5:10 (c) 6:10 (d) 5:20
  20. 20.What time will it be 20 minutes after 2:10? (a) 2:20 (b) 3:30 (c) 1:30 (d) 2:30
  21. 21.What time was it 15 minutes before 2:35? (a) 2:30 (b) 2:20 (c) 3:20 (d) 1:20
  22. 22.What time will it be 30 minutes after 3:40? (a) 3:10 (b) 4:10 (c) 5:10 (d) 4:00
  23. 23.What time will it be 45 minutes after 7:55? (a) 7:40 (b) 8:30 (c) 9:40 (d) 8:40
  24. 24.What time was it 20 minutes before 11:25? (a) 12:05 (b) 11:15 (c) 11:05 (d) 10:05
  25. 25.What time will it be 25 minutes after 10:30? (a) 10:45 (b) 9:55 (c) 11:55 (d) 10:55
  26. 26.A film starts at 1:15 and ends at 3:15. How long is the film? (a) 2 h (b) 1 h (c) 3 h (d) 2 h 10 min
  27. 27.What time was it 30 minutes before 4:00? (a) 4:30 (b) 2:30 (c) 3:30 (d) 3:40
  28. 28.What time will it be 20 minutes after 5:30? (a) 5:50 (b) 4:50 (c) 6:50 (d) 5:40
  29. 29.What time will it be 45 minutes after 7:45? (a) 7:30 (b) 8:30 (c) 9:30 (d) 8:20
  30. 30.A film starts at 1:05 and ends at 1:35. How long is the film? (a) 1 h 30 min (b) 30 min (c) 20 min (d) 40 min
  31. 31.What time was it 20 minutes before 9:50? (a) 9:40 (b) 9:30 (c) 10:30 (d) 8:30
  32. 32.What time was it 25 minutes before 9:00? (a) 8:45 (b) 9:35 (c) 7:35 (d) 8:35
  33. 33.A film starts at 6:05 and ends at 7:55. How long is the film? (a) 50 min (b) 2 h 50 min (c) 2 h (d) 1 h 50 min
  34. 34.What time will it be 20 minutes after 9:55? (a) 9:15 (b) 10:15 (c) 10:05 (d) 11:15
  35. 35.What time will it be 35 minutes after 2:05? (a) 2:40 (b) 1:40 (c) 2:30 (d) 3:40
  36. 36.What time was it 35 minutes before 2:00? (a) 1:35 (b) 2:25 (c) 1:25 (d) 1:15
  37. 37.A film starts at 8:55 and ends at 10:55. How long is the film? (a) 1 h (b) 2 h (c) 3 h (d) 2 h 10 min
  38. 38.What time was it 20 minutes before 3:35? (a) 2:15 (b) 4:15 (c) 3:25 (d) 3:15
  39. 39.What time will it be 45 minutes after 2:50? (a) 3:25 (b) 2:35 (c) 3:35 (d) 4:35
  40. 40.A film starts at 7:30 and ends at 9:20. How long is the film? (a) 1 h 50 min (b) 2 h (c) 2 h 50 min (d) 50 min

Answer key

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

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