Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 347 · 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 16 May is a Saturday, what day of the week is 9 June? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
2. 2.If 12 October is a Monday, what day of the week is 27 October? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
3. 3.If 23 March is a Sunday, what day of the week is 9 April? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
4. 4.If 16 January is a Tuesday, what day of the week is 9 February? (a) Friday (b) Sunday (c) Saturday (d) Thursday
5. 5.If 17 August is a Monday, what day of the week is 9 September? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
6. 6.Today is Wednesday. What day of the week will it be after 20 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
7. 7.If 13 June is a Tuesday, what day of the week is 2 July? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
8. 8.If 11 August is a Wednesday, what day of the week is 10 September? (a) Thursday (b) Friday (c) Sunday (d) Saturday
9. 9.If 26 June is a Monday, what day of the week is 19 July? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
10. 10.Today is Monday. What day of the week will it be after 49 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
11. 11.If 20 September is a Monday, what day of the week is 8 October? (a) Thursday (b) Sunday (c) Friday (d) Saturday
12. 12.Today is Saturday. What day of the week will it be after 46 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
13. 13.If 11 August is a Friday, what day of the week is 27 August? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
14. 14.If 6 May is a Monday, what day of the week is 21 May? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
15. 15.If 30 July is a Tuesday, what day of the week is 11 August? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
16. 16.If 22 April is a Saturday, what day of the week is 16 May? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
17. 17.If 5 December is a Friday, what day of the week is 18 December? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
18. 18.If 9 January is a Friday, what day of the week is 18 January? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
19. 19.Today is Tuesday. What day of the week will it be after 20 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
20. 20.If 17 October is a Monday, what day of the week is 4 November? (a) Thursday (b) Friday (c) Saturday (d) Sunday
21. 21.Today is Tuesday. What day of the week will it be after 88 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
22. 22.Today is Sunday. What day of the week will it be after 21 days? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
23. 23.If 9 January is a Monday, what day of the week is 21 January? (a) Sunday (b) Saturday (c) Monday (d) Friday
24. 24.If 3 January is a Wednesday, what day of the week is 19 January? (a) Sunday (b) Thursday (c) Saturday (d) Friday
25. 25.If 9 May is a Wednesday, what day of the week is 23 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
26. 26.Today is Tuesday. What day of the week will it be after 44 days? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
27. 27.If 26 January is a Wednesday, what day of the week is 8 February? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
28. 28.If 18 July is a Wednesday, what day of the week is 11 August? (a) Sunday (b) Saturday (c) Friday (d) Monday
29. 29.If 5 July is a Tuesday, what day of the week is 13 July? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
30. 30.Today is Sunday. What day of the week will it be after 40 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
31. 31.If 22 April is a Monday, what day of the week is 12 May? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
32. 32.If 12 October is a Tuesday, what day of the week is 27 October? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
33. 33.If 4 March is a Friday, what day of the week is 19 March? (a) Monday (b) Sunday (c) Saturday (d) Friday
34. 34.Today is Thursday. What day of the week will it be after 47 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
35. 35.If 11 December is a Tuesday, what day of the week is 21 December? (a) Friday (b) Sunday (c) Saturday (d) Thursday
36. 36.If 10 March is a Monday, what day of the week is 20 March? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
37. 37.If 12 May is a Monday, what day of the week is 20 May? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
38. 38.If 30 July is a Friday, what day of the week is 14 August? (a) Friday (b) Saturday (c) Monday (d) Sunday
39. 39.If 3 May is a Friday, what day of the week is 15 May? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
40. 40.Today is Monday. What day of the week will it be after 92 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday

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