Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 433 · 40 questions

How to solve it (Throw away the weeks): Count the days between the two dates (use the month lengths: 30 or 31, February 28 in an ordinary year). Divide by 7: whole weeks do not change the day; the remainder does. Count the remainder on from the starting day.

1. 1.If 15 September is a Tuesday, what day of the week is 20 October? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
2. 2.If 2 August is a Sunday, what day of the week is 13 August? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
3. 3.Today is Monday. What day of the week will it be after 34 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
4. 4.Today is Wednesday. What day of the week will it be after 62 days? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
5. 5.If 7 March is a Monday, what day of the week is 21 March? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
6. 6.If 11 March is a Wednesday, what day of the week is 19 March? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
7. 7.Today is Sunday. What day of the week will it be after 68 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
8. 8.If 12 August is a Thursday, what day of the week is 27 August? (a) Friday (b) Sunday (c) Saturday (d) Thursday
9. 9.If 18 January is a Sunday, what day of the week is 2 February? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
10. 10.If 13 January is a Thursday, what day of the week is 21 January? (a) Thursday (b) Sunday (c) Friday (d) Saturday
11. 11.Today is Monday. What day of the week will it be after 35 days? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
12. 12.Today is Monday. What day of the week will it be after 64 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
13. 13.Today is Sunday. What day of the week will it be after 55 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
14. 14.Today is Sunday. What day of the week will it be after 78 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
15. 15.Today is Tuesday. What day of the week will it be after 56 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
16. 16.If 15 May is a Wednesday, what day of the week is 5 June? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
17. 17.Today is Wednesday. What day of the week will it be after 15 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
18. 18.If 28 September is a Wednesday, what day of the week is 5 October? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
19. 19.If 25 September is a Thursday, what day of the week is 5 October? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
20. 20.Today is Saturday. What day of the week will it be after 79 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
21. 21.If 26 April is a Friday, what day of the week is 7 May? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
22. 22.If 5 March is a Wednesday, what day of the week is 20 March? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
23. 23.If 16 October is a Thursday, what day of the week is 9 November? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
24. 24.Today is Wednesday. What day of the week will it be after 45 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
25. 25.If 15 March is a Monday, what day of the week is 31 March? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
26. 26.If 2 August is a Saturday, what day of the week is 13 August? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
27. 27.Today is Thursday. What day of the week will it be after 31 days? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
28. 28.Today is Tuesday. What day of the week will it be after 51 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
29. 29.If 6 December is a Sunday, what day of the week is 19 December? (a) Monday (b) Friday (c) Sunday (d) Saturday
30. 30.If 17 July is a Wednesday, what day of the week is 3 August? (a) Saturday (b) Sunday (c) Monday (d) Friday
31. 31.If 11 June is a Friday, what day of the week is 6 July? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
32. 32.Today is Thursday. What day of the week will it be after 20 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
33. 33.If 20 August is a Thursday, what day of the week is 5 September? (a) Monday (b) Friday (c) Saturday (d) Sunday
34. 34.If 10 March is a Wednesday, what day of the week is 24 March? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
35. 35.If 8 March is a Sunday, what day of the week is 16 March? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
36. 36.Today is Monday. What day of the week will it be after 62 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
37. 37.If 11 December is a Saturday, what day of the week is 19 December? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
38. 38.If 5 May is a Monday, what day of the week is 16 May? (a) Friday (b) Thursday (c) Saturday (d) Sunday
39. 39.Today is Monday. What day of the week will it be after 13 days? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
40. 40.If 19 January is a Saturday, what day of the week is 16 February? (a) Friday (b) Saturday (c) Sunday (d) Monday

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