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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 511 · 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 5:10? (a) 6:55 (b) 5:55 (c) 5:45 (d) 4:55
  2. 2.A film starts at 6:50 and ends at 9:00. How long is the film? (a) 1 h 10 min (b) 2 h 20 min (c) 3 h 10 min (d) 2 h 10 min
  3. 3.A film starts at 1:50 and ends at 3:00. How long is the film? (a) 1 h 20 min (b) 10 min (c) 1 h 10 min (d) 2 h 10 min
  4. 4.What time will it be 35 minutes after 5:20? (a) 4:55 (b) 6:55 (c) 5:55 (d) 5:45
  5. 5.What time will it be 35 minutes after 4:45? (a) 4:20 (b) 5:10 (c) 5:20 (d) 6:20
  6. 6.What time was it 20 minutes before 4:15? (a) 3:55 (b) 4:55 (c) 2:55 (d) 4:05
  7. 7.What time will it be 15 minutes after 3:00? (a) 2:15 (b) 4:15 (c) 3:15 (d) 3:05
  8. 8.What time will it be 50 minutes after 4:30? (a) 5:20 (b) 4:20 (c) 6:20 (d) 5:10
  9. 9.What time was it 45 minutes before 2:20? (a) 1:25 (b) 2:35 (c) 1:35 (d) 1:45
  10. 10.A film starts at 1:40 and ends at 3:35. How long is the film? (a) 55 min (b) 2 h 5 min (c) 1 h 55 min (d) 2 h 55 min
  11. 11.What time was it 55 minutes before 3:00? (a) 1:05 (b) 2:05 (c) 2:15 (d) 3:05
  12. 12.What time will it be 25 minutes after 9:35? (a) 9:00 (b) 9:50 (c) 10:00 (d) 11:00
  13. 13.What time will it be 50 minutes after 8:05? (a) 7:55 (b) 8:45 (c) 8:55 (d) 9:55
  14. 14.A film starts at 3:20 and ends at 4:00. How long is the film? (a) 40 min (b) 1 h 40 min (c) 30 min (d) 50 min
  15. 15.A film starts at 6:15 and ends at 8:05. How long is the film? (a) 2 h (b) 2 h 50 min (c) 50 min (d) 1 h 50 min
  16. 16.What time was it 35 minutes before 3:25? (a) 2:50 (b) 1:50 (c) 3:00 (d) 3:50
  17. 17.What time was it 55 minutes before 9:30? (a) 9:35 (b) 7:35 (c) 8:45 (d) 8:35
  18. 18.What time was it 25 minutes before 2:00? (a) 2:35 (b) 1:25 (c) 1:45 (d) 1:35
  19. 19.What time was it 20 minutes before 10:10? (a) 10:00 (b) 9:50 (c) 8:50 (d) 10:50
  20. 20.What time was it 45 minutes before 6:15? (a) 5:40 (b) 4:30 (c) 5:30 (d) 6:30
  21. 21.What time was it 35 minutes before 2:25? (a) 1:50 (b) 1:40 (c) 2:50 (d) 2:00
  22. 22.What time was it 15 minutes before 2:35? (a) 3:20 (b) 2:30 (c) 1:20 (d) 2:20
  23. 23.A film starts at 7:55 and ends at 10:20. How long is the film? (a) 2 h 25 min (b) 3 h 25 min (c) 2 h 35 min (d) 1 h 25 min
  24. 24.What time was it 55 minutes before 4:55? (a) 3:00 (b) 4:00 (c) 5:00 (d) 4:10
  25. 25.A film starts at 6:00 and ends at 7:45. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 45 min (d) 1 h 55 min
  26. 26.What time was it 15 minutes before 7:30? (a) 6:15 (b) 7:15 (c) 7:25 (d) 8:15
  27. 27.What time was it 30 minutes before 2:05? (a) 1:25 (b) 2:35 (c) 1:45 (d) 1:35
  28. 28.A film starts at 7:55 and ends at 10:55. How long is the film? (a) 2 h (b) 3 h 10 min (c) 3 h (d) 4 h
  29. 29.What time will it be 20 minutes after 4:10? (a) 4:30 (b) 3:30 (c) 5:30 (d) 4:20
  30. 30.What time will it be 40 minutes after 5:30? (a) 6:10 (b) 5:10 (c) 7:10 (d) 6:00
  31. 31.What time was it 55 minutes before 11:10? (a) 10:25 (b) 10:15 (c) 9:15 (d) 11:15
  32. 32.What time will it be 50 minutes after 6:25? (a) 6:15 (b) 7:05 (c) 8:15 (d) 7:15
  33. 33.A film starts at 7:45 and ends at 9:00. How long is the film? (a) 1 h 25 min (b) 1 h 15 min (c) 2 h 15 min (d) 15 min
  34. 34.What time will it be 50 minutes after 9:50? (a) 11:40 (b) 10:40 (c) 10:30 (d) 9:40
  35. 35.What time was it 20 minutes before 2:00? (a) 1:50 (b) 2:40 (c) 1:40 (d) 1:30
  36. 36.What time was it 45 minutes before 2:10? (a) 1:25 (b) 1:35 (c) 2:25 (d) 1:15
  37. 37.What time was it 45 minutes before 11:15? (a) 10:40 (b) 10:30 (c) 11:30 (d) 9:30
  38. 38.What time will it be 30 minutes after 2:55? (a) 3:15 (b) 4:25 (c) 2:25 (d) 3:25
  39. 39.A film starts at 6:45 and ends at 8:40. How long is the film? (a) 1 h 55 min (b) 2 h 5 min (c) 2 h 55 min (d) 55 min
  40. 40.What time will it be 20 minutes after 2:45? (a) 2:55 (b) 4:05 (c) 3:05 (d) 2:05

Answer key

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

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