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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 48 · 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 45 minutes after 7:05? (a) 6:50 (b) 8:50 (c) 7:40 (d) 7:50
  2. 2.What time was it 20 minutes before 2:25? (a) 1:05 (b) 3:05 (c) 2:15 (d) 2:05
  3. 3.What time was it 40 minutes before 3:50? (a) 3:20 (b) 2:10 (c) 3:10 (d) 4:10
  4. 4.A film starts at 2:00 and ends at 4:40. How long is the film? (a) 1 h 40 min (b) 2 h 50 min (c) 3 h 40 min (d) 2 h 40 min
  5. 5.What time will it be 30 minutes after 9:25? (a) 10:55 (b) 9:55 (c) 8:55 (d) 9:45
  6. 6.A film starts at 3:25 and ends at 4:25. How long is the film? (a) 2 h (b) 1 h 10 min (c) 1 h (d) 50 min
  7. 7.A film starts at 7:35 and ends at 8:00. How long is the film? (a) 35 min (b) 15 min (c) 25 min (d) 1 h 25 min
  8. 8.What time will it be 45 minutes after 4:55? (a) 4:40 (b) 6:40 (c) 5:30 (d) 5:40
  9. 9.What time was it 40 minutes before 9:20? (a) 8:50 (b) 7:40 (c) 9:40 (d) 8:40
  10. 10.A film starts at 4:35 and ends at 6:25. How long is the film? (a) 1 h 50 min (b) 50 min (c) 2 h (d) 2 h 50 min
  11. 11.What time was it 25 minutes before 7:45? (a) 8:20 (b) 7:30 (c) 6:20 (d) 7:20
  12. 12.A film starts at 5:05 and ends at 6:40. How long is the film? (a) 2 h 35 min (b) 1 h 45 min (c) 1 h 35 min (d) 35 min
  13. 13.What time will it be 40 minutes after 2:05? (a) 3:45 (b) 2:45 (c) 2:35 (d) 1:45
  14. 14.What time will it be 35 minutes after 5:15? (a) 5:40 (b) 5:50 (c) 6:50 (d) 4:50
  15. 15.A film starts at 5:50 and ends at 8:00. How long is the film? (a) 1 h 10 min (b) 3 h 10 min (c) 2 h 10 min (d) 2 h 20 min
  16. 16.A film starts at 8:40 and ends at 9:25. How long is the film? (a) 55 min (b) 45 min (c) 35 min (d) 1 h 45 min
  17. 17.A film starts at 7:55 and ends at 9:10. How long is the film? (a) 1 h 15 min (b) 15 min (c) 2 h 15 min (d) 1 h 25 min
  18. 18.A film starts at 3:30 and ends at 5:50. How long is the film? (a) 1 h 20 min (b) 3 h 20 min (c) 2 h 30 min (d) 2 h 20 min
  19. 19.What time was it 50 minutes before 2:50? (a) 3:00 (b) 1:00 (c) 2:10 (d) 2:00
  20. 20.What time will it be 45 minutes after 5:30? (a) 5:15 (b) 7:15 (c) 6:15 (d) 6:05
  21. 21.What time will it be 40 minutes after 1:10? (a) 1:40 (b) 1:50 (c) 2:00 (d) 2:50
  22. 22.What time was it 40 minutes before 2:20? (a) 2:40 (b) 1:30 (c) 1:40 (d) 1:50
  23. 23.What time will it be 20 minutes after 4:55? (a) 4:15 (b) 6:15 (c) 5:05 (d) 5:15
  24. 24.What time will it be 30 minutes after 1:10? (a) 1:40 (b) 1:30 (c) 1:50 (d) 2:40
  25. 25.What time will it be 25 minutes after 9:10? (a) 8:35 (b) 9:25 (c) 10:35 (d) 9:35
  26. 26.A film starts at 8:15 and ends at 10:05. How long is the film? (a) 2 h 50 min (b) 50 min (c) 1 h 50 min (d) 2 h
  27. 27.What time will it be 40 minutes after 9:55? (a) 9:35 (b) 11:35 (c) 10:35 (d) 10:25
  28. 28.What time will it be 20 minutes after 8:55? (a) 10:15 (b) 9:05 (c) 9:15 (d) 8:15
  29. 29.A film starts at 4:30 and ends at 7:20. How long is the film? (a) 2 h 50 min (b) 3 h (c) 1 h 50 min (d) 3 h 50 min
  30. 30.What time will it be 35 minutes after 7:40? (a) 9:15 (b) 7:15 (c) 8:05 (d) 8:15
  31. 31.What time will it be 25 minutes after 5:05? (a) 5:20 (b) 4:30 (c) 5:30 (d) 6:30
  32. 32.What time was it 30 minutes before 2:15? (a) 1:45 (b) 1:55 (c) 1:35 (d) 2:45
  33. 33.What time will it be 55 minutes after 3:20? (a) 4:15 (b) 3:15 (c) 4:05 (d) 5:15
  34. 34.What time was it 45 minutes before 6:15? (a) 6:30 (b) 4:30 (c) 5:40 (d) 5:30
  35. 35.A film starts at 5:55 and ends at 8:45. How long is the film? (a) 1 h 50 min (b) 3 h 50 min (c) 3 h (d) 2 h 50 min
  36. 36.What time will it be 20 minutes after 10:55? (a) 10:15 (b) 12:15 (c) 11:15 (d) 11:05
  37. 37.A film starts at 4:20 and ends at 5:45. How long is the film? (a) 1 h 35 min (b) 2 h 25 min (c) 1 h 25 min (d) 25 min
  38. 38.What time will it be 45 minutes after 1:10? (a) 2:55 (b) 1:45 (c) 2:05 (d) 1:55
  39. 39.What time will it be 20 minutes after 2:55? (a) 3:05 (b) 4:15 (c) 2:15 (d) 3:15
  40. 40.What time was it 35 minutes before 8:40? (a) 8:15 (b) 9:05 (c) 8:05 (d) 7:05

Answer key

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

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