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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 188 · 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 1:05? (a) 2:20 (b) 1:10 (c) 1:20 (d) 1:30
  2. 2.What time was it 15 minutes before 2:50? (a) 1:35 (b) 2:35 (c) 2:45 (d) 3:35
  3. 3.What time will it be 50 minutes after 6:45? (a) 7:35 (b) 8:35 (c) 7:25 (d) 6:35
  4. 4.What time was it 15 minutes before 10:50? (a) 10:45 (b) 10:35 (c) 11:35 (d) 9:35
  5. 5.A film starts at 5:50 and ends at 7:20. How long is the film? (a) 1 h 40 min (b) 30 min (c) 1 h 30 min (d) 2 h 30 min
  6. 6.What time will it be 25 minutes after 7:10? (a) 8:35 (b) 7:35 (c) 7:25 (d) 6:35
  7. 7.What time was it 20 minutes before 3:45? (a) 3:35 (b) 3:25 (c) 2:25 (d) 4:25
  8. 8.A film starts at 2:45 and ends at 4:50. How long is the film? (a) 3 h 5 min (b) 2 h 5 min (c) 1 h 5 min (d) 2 h 15 min
  9. 9.A film starts at 3:55 and ends at 5:25. How long is the film? (a) 30 min (b) 2 h 30 min (c) 1 h 40 min (d) 1 h 30 min
  10. 10.What time will it be 25 minutes after 2:25? (a) 2:40 (b) 3:50 (c) 1:50 (d) 2:50
  11. 11.What time was it 15 minutes before 3:55? (a) 4:40 (b) 3:50 (c) 2:40 (d) 3:40
  12. 12.A film starts at 6:30 and ends at 7:35. How long is the film? (a) 1 h 15 min (b) 2 h 5 min (c) 5 min (d) 1 h 5 min
  13. 13.A film starts at 5:10 and ends at 5:30. How long is the film? (a) 10 min (b) 1 h 20 min (c) 30 min (d) 20 min
  14. 14.What time was it 50 minutes before 4:30? (a) 3:50 (b) 3:40 (c) 4:40 (d) 2:40
  15. 15.A film starts at 8:20 and ends at 10:10. How long is the film? (a) 2 h 50 min (b) 2 h (c) 50 min (d) 1 h 50 min
  16. 16.What time will it be 20 minutes after 7:25? (a) 7:35 (b) 7:45 (c) 8:45 (d) 6:45
  17. 17.What time will it be 40 minutes after 1:10? (a) 2:50 (b) 1:40 (c) 1:50 (d) 2:00
  18. 18.What time was it 35 minutes before 2:50? (a) 2:25 (b) 2:15 (c) 3:15 (d) 1:15
  19. 19.A film starts at 3:30 and ends at 5:05. How long is the film? (a) 35 min (b) 1 h 45 min (c) 1 h 35 min (d) 2 h 35 min
  20. 20.What time will it be 45 minutes after 1:20? (a) 1:05 (b) 1:55 (c) 2:05 (d) 3:05
  21. 21.What time will it be 15 minutes after 8:30? (a) 8:35 (b) 9:45 (c) 8:45 (d) 7:45
  22. 22.What time will it be 30 minutes after 5:20? (a) 5:50 (b) 5:40 (c) 4:50 (d) 6:50
  23. 23.What time was it 15 minutes before 2:10? (a) 2:05 (b) 1:45 (c) 1:55 (d) 2:55
  24. 24.A film starts at 7:00 and ends at 9:25. How long is the film? (a) 2 h 35 min (b) 1 h 25 min (c) 2 h 25 min (d) 3 h 25 min
  25. 25.A film starts at 6:25 and ends at 8:30. How long is the film? (a) 3 h 5 min (b) 1 h 5 min (c) 2 h 5 min (d) 2 h 15 min
  26. 26.What time will it be 35 minutes after 2:15? (a) 1:50 (b) 2:40 (c) 2:50 (d) 3:50
  27. 27.What time was it 55 minutes before 9:45? (a) 9:00 (b) 8:50 (c) 9:50 (d) 7:50
  28. 28.What time will it be 25 minutes after 8:25? (a) 9:50 (b) 8:50 (c) 7:50 (d) 8:40
  29. 29.A film starts at 8:15 and ends at 10:40. How long is the film? (a) 1 h 25 min (b) 2 h 35 min (c) 2 h 25 min (d) 3 h 25 min
  30. 30.What time will it be 55 minutes after 3:25? (a) 3:20 (b) 5:20 (c) 4:10 (d) 4:20
  31. 31.A film starts at 7:30 and ends at 9:05. How long is the film? (a) 2 h 35 min (b) 35 min (c) 1 h 45 min (d) 1 h 35 min
  32. 32.A film starts at 5:10 and ends at 6:50. How long is the film? (a) 1 h 50 min (b) 40 min (c) 1 h 40 min (d) 2 h 40 min
  33. 33.A film starts at 6:10 and ends at 8:40. How long is the film? (a) 3 h 30 min (b) 2 h 40 min (c) 2 h 30 min (d) 1 h 30 min
  34. 34.What time was it 55 minutes before 5:00? (a) 4:15 (b) 4:05 (c) 5:05 (d) 3:05
  35. 35.What time will it be 45 minutes after 3:45? (a) 4:30 (b) 5:30 (c) 4:20 (d) 3:30
  36. 36.What time will it be 45 minutes after 6:45? (a) 6:30 (b) 8:30 (c) 7:30 (d) 7:20
  37. 37.A film starts at 5:15 and ends at 5:50. How long is the film? (a) 25 min (b) 45 min (c) 1 h 35 min (d) 35 min
  38. 38.What time was it 45 minutes before 4:10? (a) 2:25 (b) 4:25 (c) 3:35 (d) 3:25
  39. 39.What time was it 15 minutes before 11:35? (a) 10:20 (b) 11:20 (c) 12:20 (d) 11:30
  40. 40.What time will it be 55 minutes after 1:00? (a) 1:55 (b) 2:05 (c) 1:45 (d) 2:55

Answer key

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

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