Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 938 · 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.Today is Thursday. What day of the week will it be after 98 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
2. 2.Today is Saturday. What day of the week will it be after 44 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
3. 3.Today is Thursday. What day of the week will it be after 13 days? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
4. 4.Today is Thursday. What day of the week will it be after 39 days? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
5. 5.If 8 March is a Monday, what day of the week is 19 March? (a) Thursday (b) Sunday (c) Friday (d) Saturday
6. 6.If 5 August is a Tuesday, what day of the week is 14 August? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
7. 7.If 15 June is a Sunday, what day of the week is 16 July? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
8. 8.If 8 August is a Saturday, what day of the week is 24 August? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
9. 9.Today is Sunday. What day of the week will it be after 84 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
10. 10.Today is Saturday. What day of the week will it be after 65 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
11. 11.If 26 October is a Wednesday, what day of the week is 15 November? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
12. 12.If 12 September is a Wednesday, what day of the week is 18 October? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
13. 13.Today is Sunday. What day of the week will it be after 71 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
14. 14.If 17 April is a Tuesday, what day of the week is 9 May? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
15. 15.If 15 April is a Thursday, what day of the week is 2 May? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
16. 16.Today is Thursday. What day of the week will it be after 42 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
17. 17.If 13 March is a Tuesday, what day of the week is 27 March? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
18. 18.Today is Sunday. What day of the week will it be after 36 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
19. 19.If 2 January is a Monday, what day of the week is 16 January? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
20. 20.If 11 August is a Monday, what day of the week is 21 August? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
21. 21.If 8 August is a Wednesday, what day of the week is 21 August? (a) Tuesday (b) Monday (c) Wednesday (d) Thursday
22. 22.If 6 October is a Friday, what day of the week is 14 October? (a) Monday (b) Saturday (c) Sunday (d) Friday
23. 23.If 16 January is a Friday, what day of the week is 17 February? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
24. 24.If 10 January is a Thursday, what day of the week is 21 January? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
25. 25.If 22 November is a Saturday, what day of the week is 15 December? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
26. 26.If 14 April is a Thursday, what day of the week is 17 May? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
27. 27.If 13 December is a Saturday, what day of the week is 25 December? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
28. 28.If 13 October is a Saturday, what day of the week is 29 October? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
29. 29.If 25 April is a Sunday, what day of the week is 11 May? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
30. 30.Today is Monday. What day of the week will it be after 54 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
31. 31.Today is Wednesday. What day of the week will it be after 30 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
32. 32.If 1 January is a Sunday, what day of the week is 10 January? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
33. 33.If 12 June is a Tuesday, what day of the week is 17 July? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
34. 34.If 21 July is a Tuesday, what day of the week is 19 August? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
35. 35.If 14 March is a Sunday, what day of the week is 25 March? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
36. 36.If 15 October is a Friday, what day of the week is 31 October? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
37. 37.If 19 January is a Sunday, what day of the week is 15 February? (a) Sunday (b) Friday (c) Monday (d) Saturday
38. 38.If 23 November is a Saturday, what day of the week is 9 December? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
39. 39.Today is Friday. What day of the week will it be after 81 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
40. 40.Today is Friday. What day of the week will it be after 38 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday

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