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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 557 · 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 15 minutes after 4:10? (a) 5:25 (b) 4:15 (c) 4:25 (d) 3:25
  2. 2.What time will it be 20 minutes after 7:15? (a) 7:35 (b) 6:35 (c) 8:35 (d) 7:25
  3. 3.What time will it be 20 minutes after 7:10? (a) 7:20 (b) 8:30 (c) 6:30 (d) 7:30
  4. 4.A film starts at 4:15 and ends at 6:05. How long is the film? (a) 2 h 50 min (b) 1 h 50 min (c) 2 h (d) 50 min
  5. 5.What time was it 45 minutes before 2:50? (a) 2:05 (b) 2:15 (c) 3:05 (d) 1:05
  6. 6.What time will it be 55 minutes after 4:05? (a) 4:00 (b) 6:00 (c) 5:00 (d) 4:50
  7. 7.What time will it be 25 minutes after 3:20? (a) 2:45 (b) 4:45 (c) 3:35 (d) 3:45
  8. 8.What time was it 20 minutes before 3:40? (a) 3:30 (b) 2:20 (c) 3:20 (d) 4:20
  9. 9.What time was it 40 minutes before 7:10? (a) 7:30 (b) 6:30 (c) 5:30 (d) 6:40
  10. 10.What time was it 55 minutes before 4:15? (a) 2:20 (b) 3:30 (c) 3:20 (d) 4:20
  11. 11.What time will it be 30 minutes after 1:20? (a) 2:50 (b) 1:40 (c) 2:00 (d) 1:50
  12. 12.What time was it 45 minutes before 8:35? (a) 8:50 (b) 6:50 (c) 7:50 (d) 8:00
  13. 13.What time was it 25 minutes before 5:30? (a) 5:05 (b) 6:05 (c) 4:05 (d) 5:15
  14. 14.What time was it 40 minutes before 6:10? (a) 6:30 (b) 5:30 (c) 4:30 (d) 5:40
  15. 15.What time will it be 20 minutes after 1:05? (a) 1:25 (b) 1:15 (c) 1:35 (d) 2:25
  16. 16.A film starts at 1:30 and ends at 3:20. How long is the film? (a) 50 min (b) 2 h (c) 1 h 50 min (d) 2 h 50 min
  17. 17.What time will it be 20 minutes after 2:15? (a) 1:35 (b) 3:35 (c) 2:25 (d) 2:35
  18. 18.What time will it be 30 minutes after 5:15? (a) 5:45 (b) 5:35 (c) 4:45 (d) 6:45
  19. 19.What time will it be 40 minutes after 3:25? (a) 5:05 (b) 4:05 (c) 3:55 (d) 3:05
  20. 20.A film starts at 8:20 and ends at 11:20. How long is the film? (a) 3 h 10 min (b) 4 h (c) 2 h (d) 3 h
  21. 21.What time was it 55 minutes before 3:40? (a) 2:55 (b) 1:45 (c) 3:45 (d) 2:45
  22. 22.What time will it be 15 minutes after 7:45? (a) 7:00 (b) 9:00 (c) 7:50 (d) 8:00
  23. 23.A film starts at 8:30 and ends at 9:00. How long is the film? (a) 40 min (b) 30 min (c) 1 h 30 min (d) 20 min
  24. 24.A film starts at 1:00 and ends at 3:45. How long is the film? (a) 2 h 55 min (b) 1 h 45 min (c) 3 h 45 min (d) 2 h 45 min
  25. 25.What time will it be 20 minutes after 6:30? (a) 6:50 (b) 5:50 (c) 7:50 (d) 6:40
  26. 26.What time will it be 45 minutes after 9:35? (a) 11:20 (b) 9:20 (c) 10:20 (d) 10:10
  27. 27.What time will it be 50 minutes after 3:15? (a) 4:05 (b) 3:55 (c) 5:05 (d) 3:05
  28. 28.A film starts at 2:20 and ends at 4:30. How long is the film? (a) 2 h 20 min (b) 3 h 10 min (c) 2 h 10 min (d) 1 h 10 min
  29. 29.What time will it be 25 minutes after 2:30? (a) 2:45 (b) 2:55 (c) 1:55 (d) 3:55
  30. 30.What time was it 35 minutes before 9:45? (a) 9:20 (b) 10:10 (c) 8:10 (d) 9:10
  31. 31.What time will it be 35 minutes after 3:35? (a) 4:00 (b) 3:10 (c) 4:10 (d) 5:10
  32. 32.What time will it be 15 minutes after 2:35? (a) 2:40 (b) 3:50 (c) 2:50 (d) 1:50
  33. 33.What time will it be 15 minutes after 6:30? (a) 6:35 (b) 6:45 (c) 7:45 (d) 5:45
  34. 34.What time will it be 25 minutes after 2:35? (a) 3:00 (b) 2:00 (c) 4:00 (d) 2:50
  35. 35.A film starts at 6:00 and ends at 8:35. How long is the film? (a) 2 h 35 min (b) 3 h 35 min (c) 1 h 35 min (d) 2 h 45 min
  36. 36.A film starts at 7:10 and ends at 9:40. How long is the film? (a) 3 h 30 min (b) 2 h 40 min (c) 1 h 30 min (d) 2 h 30 min
  37. 37.What time was it 45 minutes before 3:25? (a) 2:40 (b) 2:50 (c) 1:40 (d) 3:40
  38. 38.A film starts at 4:40 and ends at 5:20. How long is the film? (a) 30 min (b) 40 min (c) 50 min (d) 1 h 40 min
  39. 39.A film starts at 1:00 and ends at 2:10. How long is the film? (a) 2 h 10 min (b) 10 min (c) 1 h 20 min (d) 1 h 10 min
  40. 40.What time was it 20 minutes before 6:05? (a) 4:45 (b) 5:45 (c) 6:45 (d) 5:55

Answer key

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

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