Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 651 · 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 5 January is a Monday, what day of the week is 17 January? (a) Sunday (b) Saturday (c) Friday (d) Monday
2. 2.Today is Wednesday. What day of the week will it be after 86 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
3. 3.Today is Friday. What day of the week will it be after 88 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
4. 4.If 6 August is a Wednesday, what day of the week is 18 August? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
5. 5.Today is Thursday. What day of the week will it be after 85 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
6. 6.If 5 July is a Tuesday, what day of the week is 16 July? (a) Friday (b) Monday (c) Saturday (d) Sunday
7. 7.If 3 May is a Tuesday, what day of the week is 13 May? (a) Sunday (b) Saturday (c) Friday (d) Thursday
8. 8.Today is Wednesday. What day of the week will it be after 40 days? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
9. 9.Today is Saturday. What day of the week will it be after 58 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
10. 10.If 10 May is a Monday, what day of the week is 17 June? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
11. 11.If 4 January is a Tuesday, what day of the week is 14 January? (a) Saturday (b) Thursday (c) Sunday (d) Friday
12. 12.If 4 October is a Tuesday, what day of the week is 14 October? (a) Thursday (b) Sunday (c) Saturday (d) Friday
13. 13.If 23 April is a Thursday, what day of the week is 15 May? (a) Saturday (b) Sunday (c) Thursday (d) Friday
14. 14.If 10 December is a Wednesday, what day of the week is 19 December? (a) Sunday (b) Thursday (c) Saturday (d) Friday
15. 15.If 27 March is a Friday, what day of the week is 1 April? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
16. 16.If 27 October is a Thursday, what day of the week is 20 November? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
17. 17.If 28 January is a Monday, what day of the week is 16 February? (a) Saturday (b) Monday (c) Sunday (d) Friday
18. 18.If 15 December is a Sunday, what day of the week is 30 December? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
19. 19.If 18 April is a Saturday, what day of the week is 3 May? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
20. 20.If 10 August is a Friday, what day of the week is 18 August? (a) Monday (b) Saturday (c) Friday (d) Sunday
21. 21.If 23 September is a Saturday, what day of the week is 11 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
22. 22.Today is Tuesday. What day of the week will it be after 29 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
23. 23.Today is Monday. What day of the week will it be after 85 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
24. 24.If 14 August is a Tuesday, what day of the week is 29 August? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
25. 25.If 10 July is a Wednesday, what day of the week is 26 July? (a) Saturday (b) Sunday (c) Friday (d) Thursday
26. 26.If 13 July is a Monday, what day of the week is 21 July? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
27. 27.If 6 July is a Monday, what day of the week is 19 July? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
28. 28.Today is Friday. What day of the week will it be after 25 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
29. 29.Today is Saturday. What day of the week will it be after 66 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
30. 30.If 8 December is a Monday, what day of the week is 22 December? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
31. 31.If 9 July is a Thursday, what day of the week is 18 July? (a) Friday (b) Saturday (c) Monday (d) Sunday
32. 32.If 16 January is a Wednesday, what day of the week is 18 February? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
33. 33.If 15 March is a Thursday, what day of the week is 25 March? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
34. 34.If 27 July is a Thursday, what day of the week is 12 August? (a) Saturday (b) Friday (c) Sunday (d) Monday
35. 35.If 13 August is a Sunday, what day of the week is 24 August? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
36. 36.Today is Saturday. What day of the week will it be after 17 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
37. 37.If 12 March is a Monday, what day of the week is 18 April? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
38. 38.If 24 October is a Sunday, what day of the week is 8 November? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
39. 39.If 11 August is a Wednesday, what day of the week is 21 August? (a) Sunday (b) Monday (c) Saturday (d) Friday
40. 40.If 13 May is a Sunday, what day of the week is 2 June? (a) Monday (b) Sunday (c) Saturday (d) Friday

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