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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 448 · 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 30 minutes after 5:50? (a) 7:20 (b) 6:10 (c) 5:20 (d) 6:20
  2. 2.What time will it be 40 minutes after 5:50? (a) 5:30 (b) 6:20 (c) 7:30 (d) 6:30
  3. 3.What time was it 50 minutes before 3:45? (a) 3:05 (b) 3:55 (c) 1:55 (d) 2:55
  4. 4.What time was it 35 minutes before 8:35? (a) 8:00 (b) 7:00 (c) 9:00 (d) 8:10
  5. 5.What time will it be 20 minutes after 2:50? (a) 3:00 (b) 4:10 (c) 3:10 (d) 2:10
  6. 6.A film starts at 7:05 and ends at 7:40. How long is the film? (a) 45 min (b) 1 h 35 min (c) 35 min (d) 25 min
  7. 7.A film starts at 4:50 and ends at 7:20. How long is the film? (a) 1 h 30 min (b) 3 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  8. 8.What time will it be 40 minutes after 3:10? (a) 3:40 (b) 4:50 (c) 3:50 (d) 2:50
  9. 9.What time was it 40 minutes before 7:10? (a) 6:30 (b) 7:30 (c) 6:40 (d) 5:30
  10. 10.What time was it 30 minutes before 3:55? (a) 4:25 (b) 3:25 (c) 3:35 (d) 2:25
  11. 11.A film starts at 8:35 and ends at 10:25. How long is the film? (a) 1 h 50 min (b) 2 h (c) 50 min (d) 2 h 50 min
  12. 12.A film starts at 8:55 and ends at 9:15. How long is the film? (a) 10 min (b) 20 min (c) 30 min (d) 1 h 20 min
  13. 13.What time was it 55 minutes before 7:45? (a) 6:50 (b) 7:00 (c) 5:50 (d) 7:50
  14. 14.What time was it 35 minutes before 10:55? (a) 10:30 (b) 9:20 (c) 10:20 (d) 11:20
  15. 15.What time was it 35 minutes before 11:15? (a) 10:50 (b) 9:40 (c) 10:40 (d) 11:40
  16. 16.What time was it 20 minutes before 3:10? (a) 3:00 (b) 1:50 (c) 2:50 (d) 3:50
  17. 17.What time was it 25 minutes before 7:35? (a) 8:10 (b) 6:10 (c) 7:20 (d) 7:10
  18. 18.What time will it be 55 minutes after 6:20? (a) 6:15 (b) 7:15 (c) 7:05 (d) 8:15
  19. 19.A film starts at 5:55 and ends at 8:30. How long is the film? (a) 1 h 35 min (b) 2 h 45 min (c) 2 h 35 min (d) 3 h 35 min
  20. 20.A film starts at 4:00 and ends at 5:25. How long is the film? (a) 1 h 35 min (b) 2 h 25 min (c) 25 min (d) 1 h 25 min
  21. 21.A film starts at 5:00 and ends at 5:25. How long is the film? (a) 1 h 25 min (b) 15 min (c) 25 min (d) 35 min
  22. 22.What time was it 30 minutes before 10:30? (a) 10:00 (b) 9:00 (c) 10:10 (d) 11:00
  23. 23.What time was it 35 minutes before 7:25? (a) 7:00 (b) 5:50 (c) 7:50 (d) 6:50
  24. 24.What time will it be 35 minutes after 1:00? (a) 1:25 (b) 2:35 (c) 1:45 (d) 1:35
  25. 25.What time was it 20 minutes before 10:45? (a) 11:25 (b) 10:35 (c) 10:25 (d) 9:25
  26. 26.What time was it 15 minutes before 5:00? (a) 5:45 (b) 3:45 (c) 4:55 (d) 4:45
  27. 27.A film starts at 7:45 and ends at 9:15. How long is the film? (a) 1 h 40 min (b) 2 h 30 min (c) 1 h 30 min (d) 30 min
  28. 28.What time will it be 20 minutes after 10:05? (a) 10:15 (b) 11:25 (c) 10:25 (d) 9:25
  29. 29.What time was it 25 minutes before 7:45? (a) 7:30 (b) 6:20 (c) 7:20 (d) 8:20
  30. 30.What time was it 50 minutes before 10:55? (a) 10:15 (b) 10:05 (c) 9:05 (d) 11:05
  31. 31.What time was it 40 minutes before 8:20? (a) 6:40 (b) 8:40 (c) 7:40 (d) 7:50
  32. 32.What time will it be 30 minutes after 9:40? (a) 9:10 (b) 11:10 (c) 10:00 (d) 10:10
  33. 33.What time will it be 45 minutes after 7:30? (a) 8:15 (b) 7:15 (c) 8:05 (d) 9:15
  34. 34.What time was it 40 minutes before 3:00? (a) 1:20 (b) 2:20 (c) 2:30 (d) 3:20
  35. 35.What time was it 25 minutes before 4:15? (a) 4:50 (b) 2:50 (c) 3:50 (d) 4:00
  36. 36.What time was it 20 minutes before 3:50? (a) 3:30 (b) 4:30 (c) 3:40 (d) 2:30
  37. 37.What time was it 30 minutes before 3:50? (a) 3:20 (b) 2:20 (c) 4:20 (d) 3:30
  38. 38.What time will it be 20 minutes after 7:30? (a) 6:50 (b) 7:50 (c) 7:40 (d) 8:50
  39. 39.What time will it be 35 minutes after 5:25? (a) 6:00 (b) 7:00 (c) 5:00 (d) 5:50
  40. 40.A film starts at 1:00 and ends at 3:10. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 3 h 10 min (d) 2 h 20 min

Answer key

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

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