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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 194 · 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 15 minutes after 4:05? (a) 3:20 (b) 4:20 (c) 4:10 (d) 5:20
  2. 2.What time was it 35 minutes before 3:05? (a) 3:30 (b) 2:30 (c) 1:30 (d) 2:40
  3. 3.A film starts at 1:35 and ends at 2:10. How long is the film? (a) 35 min (b) 1 h 35 min (c) 25 min (d) 45 min
  4. 4.What time will it be 40 minutes after 2:55? (a) 3:25 (b) 2:35 (c) 3:35 (d) 4:35
  5. 5.What time was it 50 minutes before 9:15? (a) 7:25 (b) 9:25 (c) 8:25 (d) 8:35
  6. 6.A film starts at 7:35 and ends at 10:25. How long is the film? (a) 3 h (b) 3 h 50 min (c) 2 h 50 min (d) 1 h 50 min
  7. 7.What time will it be 55 minutes after 2:00? (a) 2:55 (b) 3:55 (c) 2:45 (d) 1:55
  8. 8.What time will it be 55 minutes after 1:55? (a) 2:50 (b) 2:40 (c) 1:50 (d) 3:50
  9. 9.What time will it be 20 minutes after 10:40? (a) 10:50 (b) 12:00 (c) 10:00 (d) 11:00
  10. 10.What time was it 45 minutes before 11:25? (a) 9:40 (b) 10:40 (c) 11:40 (d) 10:50
  11. 11.A film starts at 2:20 and ends at 3:45. How long is the film? (a) 2 h 25 min (b) 1 h 35 min (c) 25 min (d) 1 h 25 min
  12. 12.What time will it be 20 minutes after 1:15? (a) 1:35 (b) 1:45 (c) 1:25 (d) 2:35
  13. 13.What time will it be 35 minutes after 7:55? (a) 7:30 (b) 9:30 (c) 8:30 (d) 8:20
  14. 14.What time will it be 20 minutes after 10:30? (a) 10:50 (b) 11:50 (c) 9:50 (d) 10:40
  15. 15.What time was it 45 minutes before 10:05? (a) 8:20 (b) 9:20 (c) 10:20 (d) 9:30
  16. 16.A film starts at 8:30 and ends at 11:30. How long is the film? (a) 3 h 10 min (b) 4 h (c) 2 h (d) 3 h
  17. 17.What time will it be 55 minutes after 7:25? (a) 7:20 (b) 8:10 (c) 9:20 (d) 8:20
  18. 18.A film starts at 6:25 and ends at 9:20. How long is the film? (a) 3 h 5 min (b) 3 h 55 min (c) 2 h 55 min (d) 1 h 55 min
  19. 19.What time was it 15 minutes before 5:25? (a) 4:10 (b) 6:10 (c) 5:10 (d) 5:20
  20. 20.What time will it be 20 minutes after 9:35? (a) 9:55 (b) 9:45 (c) 8:55 (d) 10:55
  21. 21.A film starts at 7:05 and ends at 8:15. How long is the film? (a) 1 h 20 min (b) 2 h 10 min (c) 10 min (d) 1 h 10 min
  22. 22.What time will it be 15 minutes after 10:20? (a) 10:35 (b) 10:25 (c) 11:35 (d) 9:35
  23. 23.What time was it 20 minutes before 11:00? (a) 11:40 (b) 10:40 (c) 10:50 (d) 9:40
  24. 24.What time was it 35 minutes before 6:35? (a) 6:10 (b) 7:00 (c) 5:00 (d) 6:00
  25. 25.What time will it be 35 minutes after 6:00? (a) 6:25 (b) 6:35 (c) 5:35 (d) 7:35
  26. 26.A film starts at 3:55 and ends at 4:40. How long is the film? (a) 55 min (b) 1 h 45 min (c) 35 min (d) 45 min
  27. 27.What time was it 15 minutes before 4:20? (a) 5:05 (b) 4:05 (c) 3:05 (d) 4:15
  28. 28.What time will it be 35 minutes after 5:00? (a) 5:25 (b) 5:35 (c) 4:35 (d) 6:35
  29. 29.A film starts at 4:50 and ends at 7:30. 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
  30. 30.A film starts at 2:25 and ends at 5:20. How long is the film? (a) 3 h 5 min (b) 1 h 55 min (c) 3 h 55 min (d) 2 h 55 min
  31. 31.What time was it 30 minutes before 7:05? (a) 6:35 (b) 5:35 (c) 7:35 (d) 6:45
  32. 32.A film starts at 2:20 and ends at 3:00. How long is the film? (a) 30 min (b) 50 min (c) 1 h 40 min (d) 40 min
  33. 33.A film starts at 1:40 and ends at 3:50. How long is the film? (a) 2 h 10 min (b) 3 h 10 min (c) 1 h 10 min (d) 2 h 20 min
  34. 34.What time will it be 40 minutes after 3:25? (a) 3:55 (b) 5:05 (c) 3:05 (d) 4:05
  35. 35.A film starts at 1:40 and ends at 2:05. How long is the film? (a) 15 min (b) 25 min (c) 35 min (d) 1 h 25 min
  36. 36.A film starts at 4:40 and ends at 6:30. How long is the film? (a) 2 h 50 min (b) 50 min (c) 2 h (d) 1 h 50 min
  37. 37.A film starts at 6:30 and ends at 7:25. How long is the film? (a) 1 h 55 min (b) 1 h 5 min (c) 45 min (d) 55 min
  38. 38.What time was it 25 minutes before 8:45? (a) 8:20 (b) 7:20 (c) 8:30 (d) 9:20
  39. 39.What time was it 25 minutes before 9:00? (a) 9:35 (b) 8:45 (c) 8:35 (d) 7:35
  40. 40.What time will it be 35 minutes after 7:25? (a) 7:50 (b) 7:00 (c) 8:00 (d) 9:00

Answer key

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

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