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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 552 · 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 35 minutes after 2:05? (a) 3:40 (b) 2:30 (c) 1:40 (d) 2:40
  2. 2.A film starts at 6:30 and ends at 8:15. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 1 h 55 min (d) 45 min
  3. 3.A film starts at 8:00 and ends at 9:25. How long is the film? (a) 25 min (b) 2 h 25 min (c) 1 h 25 min (d) 1 h 35 min
  4. 4.What time was it 15 minutes before 4:40? (a) 3:25 (b) 4:35 (c) 4:25 (d) 5:25
  5. 5.What time will it be 35 minutes after 9:35? (a) 10:00 (b) 10:10 (c) 11:10 (d) 9:10
  6. 6.A film starts at 8:00 and ends at 8:40. How long is the film? (a) 30 min (b) 1 h 40 min (c) 40 min (d) 50 min
  7. 7.What time was it 20 minutes before 8:45? (a) 8:35 (b) 8:25 (c) 7:25 (d) 9:25
  8. 8.A film starts at 8:35 and ends at 9:40. How long is the film? (a) 1 h 15 min (b) 5 min (c) 2 h 5 min (d) 1 h 5 min
  9. 9.What time was it 15 minutes before 11:10? (a) 9:55 (b) 11:55 (c) 10:55 (d) 11:05
  10. 10.What time was it 40 minutes before 2:35? (a) 1:45 (b) 2:55 (c) 2:05 (d) 1:55
  11. 11.A film starts at 2:15 and ends at 5:00. How long is the film? (a) 2 h 55 min (b) 2 h 45 min (c) 1 h 45 min (d) 3 h 45 min
  12. 12.What time was it 50 minutes before 9:50? (a) 9:00 (b) 8:00 (c) 9:10 (d) 10:00
  13. 13.What time was it 40 minutes before 3:25? (a) 1:45 (b) 2:45 (c) 2:55 (d) 3:45
  14. 14.A film starts at 5:45 and ends at 8:25. How long is the film? (a) 2 h 50 min (b) 1 h 40 min (c) 3 h 40 min (d) 2 h 40 min
  15. 15.A film starts at 8:05 and ends at 10:00. How long is the film? (a) 1 h 55 min (b) 2 h 55 min (c) 2 h 5 min (d) 55 min
  16. 16.What time was it 35 minutes before 10:40? (a) 10:05 (b) 10:15 (c) 9:05 (d) 11:05
  17. 17.What time was it 40 minutes before 8:20? (a) 7:40 (b) 6:40 (c) 8:40 (d) 7:50
  18. 18.What time was it 25 minutes before 10:15? (a) 9:50 (b) 8:50 (c) 10:50 (d) 10:00
  19. 19.What time was it 45 minutes before 7:55? (a) 7:20 (b) 7:10 (c) 6:10 (d) 8:10
  20. 20.What time was it 15 minutes before 11:05? (a) 10:50 (b) 11:00 (c) 9:50 (d) 11:50
  21. 21.What time was it 15 minutes before 11:40? (a) 12:25 (b) 11:35 (c) 11:25 (d) 10:25
  22. 22.What time will it be 25 minutes after 1:00? (a) 1:15 (b) 1:35 (c) 1:25 (d) 2:25
  23. 23.What time will it be 40 minutes after 2:00? (a) 3:40 (b) 2:40 (c) 2:30 (d) 1:40
  24. 24.A film starts at 7:15 and ends at 7:40. How long is the film? (a) 35 min (b) 1 h 25 min (c) 25 min (d) 15 min
  25. 25.What time will it be 30 minutes after 6:00? (a) 7:30 (b) 6:30 (c) 5:30 (d) 6:20
  26. 26.A film starts at 1:25 and ends at 2:05. How long is the film? (a) 50 min (b) 40 min (c) 30 min (d) 1 h 40 min
  27. 27.What time was it 45 minutes before 9:05? (a) 8:20 (b) 8:30 (c) 9:20 (d) 7:20
  28. 28.What time will it be 15 minutes after 10:45? (a) 10:50 (b) 12:00 (c) 10:00 (d) 11:00
  29. 29.What time was it 30 minutes before 2:45? (a) 2:15 (b) 3:15 (c) 1:15 (d) 2:25
  30. 30.A film starts at 1:40 and ends at 3:00. How long is the film? (a) 1 h 20 min (b) 2 h 20 min (c) 1 h 30 min (d) 20 min
  31. 31.What time will it be 50 minutes after 3:15? (a) 3:05 (b) 4:05 (c) 3:55 (d) 5:05
  32. 32.What time will it be 40 minutes after 3:00? (a) 3:40 (b) 2:40 (c) 3:30 (d) 4:40
  33. 33.What time was it 50 minutes before 3:00? (a) 1:10 (b) 2:20 (c) 2:10 (d) 3:10
  34. 34.What time will it be 45 minutes after 1:40? (a) 2:25 (b) 1:25 (c) 3:25 (d) 2:15
  35. 35.A film starts at 3:10 and ends at 5:45. How long is the film? (a) 1 h 35 min (b) 2 h 45 min (c) 2 h 35 min (d) 3 h 35 min
  36. 36.A film starts at 8:30 and ends at 9:10. How long is the film? (a) 1 h 40 min (b) 30 min (c) 50 min (d) 40 min
  37. 37.What time will it be 30 minutes after 9:10? (a) 10:40 (b) 9:40 (c) 9:30 (d) 8:40
  38. 38.What time will it be 15 minutes after 1:20? (a) 2:35 (b) 1:25 (c) 1:45 (d) 1:35
  39. 39.What time will it be 45 minutes after 2:05? (a) 2:50 (b) 2:40 (c) 1:50 (d) 3:50
  40. 40.What time will it be 40 minutes after 4:20? (a) 6:00 (b) 4:00 (c) 4:50 (d) 5:00

Answer key

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

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