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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 153 · 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.A film starts at 4:15 and ends at 6:25. How long is the film? (a) 2 h 20 min (b) 1 h 10 min (c) 3 h 10 min (d) 2 h 10 min
  2. 2.What time will it be 40 minutes after 6:50? (a) 7:30 (b) 8:30 (c) 6:30 (d) 7:20
  3. 3.What time will it be 20 minutes after 7:15? (a) 7:25 (b) 7:35 (c) 8:35 (d) 6:35
  4. 4.What time will it be 55 minutes after 2:20? (a) 2:15 (b) 3:05 (c) 3:15 (d) 4:15
  5. 5.What time was it 25 minutes before 2:35? (a) 3:10 (b) 2:10 (c) 2:20 (d) 1:10
  6. 6.What time will it be 35 minutes after 1:30? (a) 1:05 (b) 2:05 (c) 3:05 (d) 1:55
  7. 7.What time will it be 40 minutes after 6:05? (a) 6:45 (b) 5:45 (c) 7:45 (d) 6:35
  8. 8.A film starts at 8:30 and ends at 11:25. How long is the film? (a) 3 h 55 min (b) 2 h 55 min (c) 1 h 55 min (d) 3 h 5 min
  9. 9.A film starts at 2:30 and ends at 5:20. How long is the film? (a) 3 h (b) 1 h 50 min (c) 2 h 50 min (d) 3 h 50 min
  10. 10.What time will it be 35 minutes after 7:30? (a) 9:05 (b) 7:05 (c) 8:05 (d) 7:55
  11. 11.What time was it 55 minutes before 7:55? (a) 6:00 (b) 7:00 (c) 8:00 (d) 7:10
  12. 12.What time was it 15 minutes before 8:50? (a) 8:45 (b) 8:35 (c) 9:35 (d) 7:35
  13. 13.A film starts at 2:25 and ends at 3:00. How long is the film? (a) 45 min (b) 25 min (c) 35 min (d) 1 h 35 min
  14. 14.What time will it be 20 minutes after 9:45? (a) 9:05 (b) 10:05 (c) 11:05 (d) 9:55
  15. 15.A film starts at 4:00 and ends at 6:20. How long is the film? (a) 3 h 20 min (b) 2 h 30 min (c) 1 h 20 min (d) 2 h 20 min
  16. 16.What time was it 45 minutes before 5:10? (a) 4:35 (b) 3:25 (c) 5:25 (d) 4:25
  17. 17.What time was it 55 minutes before 8:30? (a) 7:45 (b) 7:35 (c) 6:35 (d) 8:35
  18. 18.What time was it 40 minutes before 9:05? (a) 7:25 (b) 8:25 (c) 8:35 (d) 9:25
  19. 19.What time will it be 35 minutes after 9:00? (a) 9:25 (b) 9:35 (c) 8:35 (d) 10:35
  20. 20.A film starts at 1:20 and ends at 2:10. How long is the film? (a) 50 min (b) 1 h 50 min (c) 40 min (d) 1 h
  21. 21.What time will it be 20 minutes after 10:55? (a) 12:15 (b) 11:15 (c) 10:15 (d) 11:05
  22. 22.What time will it be 25 minutes after 7:00? (a) 7:25 (b) 7:15 (c) 6:25 (d) 8:25
  23. 23.What time will it be 55 minutes after 4:50? (a) 6:45 (b) 5:35 (c) 5:45 (d) 4:45
  24. 24.A film starts at 5:30 and ends at 5:55. How long is the film? (a) 1 h 25 min (b) 25 min (c) 15 min (d) 35 min
  25. 25.What time will it be 20 minutes after 6:05? (a) 6:15 (b) 5:25 (c) 7:25 (d) 6:25
  26. 26.A film starts at 5:35 and ends at 8:20. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 2 h 45 min (d) 3 h 45 min
  27. 27.What time will it be 25 minutes after 2:25? (a) 2:40 (b) 1:50 (c) 3:50 (d) 2:50
  28. 28.What time will it be 20 minutes after 3:40? (a) 3:00 (b) 4:00 (c) 3:50 (d) 5:00
  29. 29.What time was it 55 minutes before 9:25? (a) 9:30 (b) 8:30 (c) 8:40 (d) 7:30
  30. 30.What time was it 45 minutes before 10:10? (a) 10:25 (b) 9:35 (c) 9:25 (d) 8:25
  31. 31.What time was it 40 minutes before 8:00? (a) 6:20 (b) 8:20 (c) 7:30 (d) 7:20
  32. 32.A film starts at 4:00 and ends at 6:35. How long is the film? (a) 3 h 35 min (b) 2 h 45 min (c) 2 h 35 min (d) 1 h 35 min
  33. 33.What time was it 15 minutes before 2:50? (a) 2:45 (b) 3:35 (c) 2:35 (d) 1:35
  34. 34.A film starts at 8:25 and ends at 10:10. How long is the film? (a) 1 h 55 min (b) 1 h 45 min (c) 2 h 45 min (d) 45 min
  35. 35.What time was it 50 minutes before 3:50? (a) 4:00 (b) 2:00 (c) 3:10 (d) 3:00
  36. 36.A film starts at 6:30 and ends at 8:45. How long is the film? (a) 3 h 15 min (b) 1 h 15 min (c) 2 h 15 min (d) 2 h 25 min
  37. 37.What time was it 30 minutes before 7:45? (a) 7:25 (b) 8:15 (c) 6:15 (d) 7:15
  38. 38.A film starts at 2:20 and ends at 3:00. How long is the film? (a) 1 h 40 min (b) 40 min (c) 30 min (d) 50 min
  39. 39.What time was it 20 minutes before 6:55? (a) 6:35 (b) 7:35 (c) 6:45 (d) 5:35
  40. 40.What time will it be 25 minutes after 5:20? (a) 4:45 (b) 5:35 (c) 6:45 (d) 5:45

Answer key

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

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