Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 39 · 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 6 May is a Wednesday, what day of the week is 22 May? (a) Thursday (b) Sunday (c) Saturday (d) Friday
2. 2.If 20 September is a Tuesday, what day of the week is 12 October? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
3. 3.Today is Friday. What day of the week will it be after 44 days? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
4. 4.If 7 October is a Monday, what day of the week is 17 October? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
5. 5.If 6 January is a Thursday, what day of the week is 19 January? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
6. 6.If 1 October is a Thursday, what day of the week is 10 October? (a) Friday (b) Sunday (c) Monday (d) Saturday
7. 7.If 13 March is a Tuesday, what day of the week is 22 March? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
8. 8.Today is Saturday. What day of the week will it be after 28 days? (a) Sunday (b) Saturday (c) Friday (d) Monday
9. 9.If 17 September is a Friday, what day of the week is 20 October? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
10. 10.If 5 March is a Sunday, what day of the week is 14 March? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
11. 11.If 2 March is a Monday, what day of the week is 17 March? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
12. 12.Today is Saturday. What day of the week will it be after 94 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
13. 13.Today is Monday. What day of the week will it be after 42 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
14. 14.If 7 July is a Thursday, what day of the week is 20 July? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
15. 15.Today is Thursday. What day of the week will it be after 16 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
16. 16.If 28 January is a Wednesday, what day of the week is 20 February? (a) Saturday (b) Friday (c) Sunday (d) Thursday
17. 17.If 13 January is a Sunday, what day of the week is 23 January? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
18. 18.Today is Friday. What day of the week will it be after 13 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
19. 19.Today is Saturday. What day of the week will it be after 42 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
20. 20.If 3 December is a Thursday, what day of the week is 17 December? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
21. 21.Today is Saturday. What day of the week will it be after 46 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
22. 22.Today is Tuesday. What day of the week will it be after 10 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
23. 23.If 5 October is a Monday, what day of the week is 13 October? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
24. 24.If 2 January is a Friday, what day of the week is 16 January? (a) Sunday (b) Friday (c) Saturday (d) Thursday
25. 25.If 6 January is a Saturday, what day of the week is 18 January? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
26. 26.If 15 January is a Thursday, what day of the week is 17 February? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
27. 27.If 24 October is a Thursday, what day of the week is 1 November? (a) Thursday (b) Saturday (c) Sunday (d) Friday
28. 28.If 24 April is a Thursday, what day of the week is 12 May? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
29. 29.If 25 March is a Friday, what day of the week is 14 April? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
30. 30.If 15 August is a Saturday, what day of the week is 1 September? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
31. 31.If 1 January is a Wednesday, what day of the week is 10 January? (a) Friday (b) Sunday (c) Saturday (d) Thursday
32. 32.If 29 April is a Thursday, what day of the week is 20 May? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
33. 33.Today is Tuesday. What day of the week will it be after 24 days? (a) Sunday (b) Friday (c) Saturday (d) Thursday
34. 34.If 24 April is a Friday, what day of the week is 15 May? (a) Saturday (b) Friday (c) Thursday (d) Sunday
35. 35.Today is Saturday. What day of the week will it be after 21 days? (a) Friday (b) Sunday (c) Saturday (d) Monday
36. 36.If 4 December is a Monday, what day of the week is 19 December? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
37. 37.If 13 September is a Saturday, what day of the week is 16 October? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
38. 38.Today is Friday. What day of the week will it be after 54 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
39. 39.Today is Thursday. What day of the week will it be after 51 days? (a) Friday (b) Saturday (c) Sunday (d) Monday
40. 40.If 20 September is a Wednesday, what day of the week is 5 October? (a) Thursday (b) Saturday (c) Friday (d) Wednesday

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