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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 514 · 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 4:05? (a) 4:40 (b) 3:50 (c) 4:50 (d) 5:50
  2. 2.A film starts at 1:50 and ends at 2:30. How long is the film? (a) 1 h 40 min (b) 50 min (c) 30 min (d) 40 min
  3. 3.What time will it be 30 minutes after 2:50? (a) 3:20 (b) 2:20 (c) 3:10 (d) 4:20
  4. 4.What time was it 15 minutes before 7:10? (a) 6:55 (b) 7:05 (c) 7:55 (d) 5:55
  5. 5.What time was it 45 minutes before 5:35? (a) 3:50 (b) 4:50 (c) 5:00 (d) 5:50
  6. 6.A film starts at 3:15 and ends at 5:45. How long is the film? (a) 2 h 30 min (b) 1 h 30 min (c) 2 h 40 min (d) 3 h 30 min
  7. 7.What time will it be 40 minutes after 3:35? (a) 5:15 (b) 4:15 (c) 3:15 (d) 4:05
  8. 8.A film starts at 3:05 and ends at 5:20. How long is the film? (a) 1 h 15 min (b) 2 h 25 min (c) 3 h 15 min (d) 2 h 15 min
  9. 9.A film starts at 8:00 and ends at 8:55. How long is the film? (a) 45 min (b) 1 h 5 min (c) 1 h 55 min (d) 55 min
  10. 10.A film starts at 4:45 and ends at 7:25. How long is the film? (a) 2 h 40 min (b) 2 h 50 min (c) 1 h 40 min (d) 3 h 40 min
  11. 11.A film starts at 3:15 and ends at 5:50. How long is the film? (a) 2 h 35 min (b) 1 h 35 min (c) 3 h 35 min (d) 2 h 45 min
  12. 12.What time was it 20 minutes before 9:10? (a) 9:00 (b) 9:50 (c) 7:50 (d) 8:50
  13. 13.What time will it be 35 minutes after 8:10? (a) 7:45 (b) 8:45 (c) 8:35 (d) 9:45
  14. 14.What time was it 45 minutes before 3:55? (a) 3:10 (b) 3:20 (c) 4:10 (d) 2:10
  15. 15.A film starts at 3:00 and ends at 3:35. How long is the film? (a) 25 min (b) 45 min (c) 1 h 35 min (d) 35 min
  16. 16.What time was it 30 minutes before 10:35? (a) 10:15 (b) 9:05 (c) 10:05 (d) 11:05
  17. 17.What time was it 20 minutes before 2:30? (a) 3:10 (b) 1:10 (c) 2:20 (d) 2:10
  18. 18.What time will it be 20 minutes after 6:35? (a) 6:45 (b) 6:55 (c) 7:55 (d) 5:55
  19. 19.What time will it be 25 minutes after 8:55? (a) 8:20 (b) 9:20 (c) 9:10 (d) 10:20
  20. 20.What time will it be 25 minutes after 1:55? (a) 1:20 (b) 2:10 (c) 2:20 (d) 3:20
  21. 21.What time was it 55 minutes before 3:00? (a) 2:15 (b) 1:05 (c) 3:05 (d) 2:05
  22. 22.What time will it be 15 minutes after 9:50? (a) 9:55 (b) 10:05 (c) 9:05 (d) 11:05
  23. 23.A film starts at 6:00 and ends at 7:15. How long is the film? (a) 1 h 25 min (b) 2 h 15 min (c) 15 min (d) 1 h 15 min
  24. 24.What time will it be 50 minutes after 9:10? (a) 9:50 (b) 9:00 (c) 11:00 (d) 10:00
  25. 25.What time will it be 45 minutes after 2:10? (a) 2:45 (b) 1:55 (c) 2:55 (d) 3:55
  26. 26.What time was it 45 minutes before 10:05? (a) 10:20 (b) 9:30 (c) 8:20 (d) 9:20
  27. 27.What time will it be 15 minutes after 10:40? (a) 10:45 (b) 10:55 (c) 9:55 (d) 11:55
  28. 28.A film starts at 8:55 and ends at 9:40. How long is the film? (a) 45 min (b) 35 min (c) 55 min (d) 1 h 45 min
  29. 29.What time was it 40 minutes before 2:30? (a) 2:00 (b) 2:50 (c) 1:40 (d) 1:50
  30. 30.What time was it 30 minutes before 8:05? (a) 7:35 (b) 8:35 (c) 7:45 (d) 6:35
  31. 31.A film starts at 3:55 and ends at 5:05. How long is the film? (a) 1 h 10 min (b) 1 h 20 min (c) 2 h 10 min (d) 10 min
  32. 32.A film starts at 3:15 and ends at 5:10. How long is the film? (a) 1 h 55 min (b) 2 h 55 min (c) 55 min (d) 2 h 5 min
  33. 33.What time will it be 50 minutes after 1:50? (a) 1:40 (b) 2:40 (c) 2:30 (d) 3:40
  34. 34.A film starts at 1:35 and ends at 4:15. How long is the film? (a) 2 h 50 min (b) 1 h 40 min (c) 2 h 40 min (d) 3 h 40 min
  35. 35.What time will it be 50 minutes after 3:40? (a) 5:30 (b) 3:30 (c) 4:20 (d) 4:30
  36. 36.What time will it be 30 minutes after 7:55? (a) 7:25 (b) 8:25 (c) 8:15 (d) 9:25
  37. 37.What time will it be 45 minutes after 9:15? (a) 11:00 (b) 9:50 (c) 10:00 (d) 9:00
  38. 38.What time was it 25 minutes before 11:00? (a) 10:45 (b) 9:35 (c) 10:35 (d) 11:35
  39. 39.What time will it be 35 minutes after 7:05? (a) 6:40 (b) 7:30 (c) 7:40 (d) 8:40
  40. 40.A film starts at 7:55 and ends at 9:25. How long is the film? (a) 1 h 40 min (b) 1 h 30 min (c) 2 h 30 min (d) 30 min

Answer key

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

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