Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 308 · 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 13 April is a Saturday, what day of the week is 9 May? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
2. 2.Today is Wednesday. What day of the week will it be after 37 days? (a) Friday (b) Thursday (c) Sunday (d) Saturday
3. 3.If 12 December is a Thursday, what day of the week is 27 December? (a) Friday (b) Saturday (c) Thursday (d) Sunday
4. 4.If 1 May is a Wednesday, what day of the week is 14 May? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
5. 5.If 28 September is a Sunday, what day of the week is 7 October? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
6. 6.If 9 August is a Tuesday, what day of the week is 23 August? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
7. 7.Today is Tuesday. What day of the week will it be after 98 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
8. 8.Today is Friday. What day of the week will it be after 27 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
9. 9.If 14 April is a Wednesday, what day of the week is 5 May? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
10. 10.If 9 January is a Wednesday, what day of the week is 18 January? (a) Sunday (b) Thursday (c) Saturday (d) Friday
11. 11.If 11 March is a Thursday, what day of the week is 21 March? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
12. 12.If 11 July is a Tuesday, what day of the week is 26 July? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
13. 13.If 13 April is a Wednesday, what day of the week is 18 May? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
14. 14.Today is Monday. What day of the week will it be after 97 days? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
15. 15.If 3 December is a Sunday, what day of the week is 15 December? (a) Thursday (b) Saturday (c) Friday (d) Sunday
16. 16.If 4 January is a Friday, what day of the week is 13 January? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
17. 17.If 21 May is a Tuesday, what day of the week is 8 June? (a) Sunday (b) Monday (c) Friday (d) Saturday
18. 18.If 14 March is a Thursday, what day of the week is 28 March? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
19. 19.If 5 October is a Friday, what day of the week is 21 October? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
20. 20.If 7 October is a Tuesday, what day of the week is 23 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
21. 21.If 2 May is a Sunday, what day of the week is 10 May? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
22. 22.If 10 July is a Saturday, what day of the week is 10 August? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
23. 23.Today is Thursday. What day of the week will it be after 29 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
24. 24.Today is Saturday. What day of the week will it be after 30 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
25. 25.If 3 August is a Thursday, what day of the week is 18 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
26. 26.If 24 May is a Thursday, what day of the week is 12 June? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
27. 27.If 28 July is a Monday, what day of the week is 8 August? (a) Friday (b) Sunday (c) Thursday (d) Saturday
28. 28.If 15 July is a Friday, what day of the week is 30 July? (a) Sunday (b) Monday (c) Saturday (d) Friday
29. 29.Today is Monday. What day of the week will it be after 35 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
30. 30.Today is Tuesday. What day of the week will it be after 15 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
31. 31.Today is Tuesday. What day of the week will it be after 37 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
32. 32.If 9 December is a Saturday, what day of the week is 17 December? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
33. 33.Today is Sunday. What day of the week will it be after 51 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
34. 34.If 6 December is a Wednesday, what day of the week is 15 December? (a) Sunday (b) Thursday (c) Friday (d) Saturday
35. 35.If 3 August is a Thursday, what day of the week is 17 August? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
36. 36.Today is Friday. What day of the week will it be after 32 days? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
37. 37.If 13 May is a Friday, what day of the week is 18 June? (a) Saturday (b) Sunday (c) Monday (d) Friday
38. 38.Today is Saturday. What day of the week will it be after 95 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
39. 39.If 12 August is a Monday, what day of the week is 8 September? (a) Monday (b) Sunday (c) Tuesday (d) Saturday
40. 40.Today is Saturday. What day of the week will it be after 89 days? (a) Wednesday (b) Saturday (c) Friday (d) Thursday

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