Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 898 · 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 20 May is a Monday, what day of the week is 1 June? (a) Saturday (b) Sunday (c) Friday (d) Monday
2. 2.Today is Friday. What day of the week will it be after 44 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
3. 3.If 12 May is a Saturday, what day of the week is 20 May? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
4. 4.If 18 September is a Saturday, what day of the week is 14 October? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
5. 5.If 25 November is a Sunday, what day of the week is 16 December? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
6. 6.If 11 January is a Tuesday, what day of the week is 26 January? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
7. 7.If 20 March is a Tuesday, what day of the week is 5 April? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
8. 8.If 18 July is a Tuesday, what day of the week is 14 August? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
9. 9.If 9 October is a Tuesday, what day of the week is 18 October? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
10. 10.If 5 May is a Wednesday, what day of the week is 18 May? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
11. 11.If 11 October is a Sunday, what day of the week is 27 October? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
12. 12.If 15 July is a Sunday, what day of the week is 30 July? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
13. 13.Today is Friday. What day of the week will it be after 98 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
14. 14.Today is Saturday. What day of the week will it be after 61 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
15. 15.If 11 January is a Saturday, what day of the week is 18 February? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
16. 16.If 25 August is a Monday, what day of the week is 20 September? (a) Saturday (b) Sunday (c) Friday (d) Monday
17. 17.If 22 October is a Saturday, what day of the week is 6 November? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
18. 18.If 14 May is a Tuesday, what day of the week is 28 May? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
19. 19.If 10 December is a Friday, what day of the week is 21 December? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
20. 20.If 14 September is a Monday, what day of the week is 20 October? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
21. 21.If 1 July is a Monday, what day of the week is 17 July? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
22. 22.If 18 November is a Sunday, what day of the week is 19 December? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
23. 23.If 6 January is a Sunday, what day of the week is 20 January? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
24. 24.If 10 August is a Wednesday, what day of the week is 19 August? (a) Sunday (b) Thursday (c) Saturday (d) Friday
25. 25.If 16 January is a Tuesday, what day of the week is 1 February? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
26. 26.If 5 July is a Wednesday, what day of the week is 21 July? (a) Sunday (b) Friday (c) Thursday (d) Saturday
27. 27.If 11 October is a Tuesday, what day of the week is 24 October? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
28. 28.Today is Friday. What day of the week will it be after 42 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
29. 29.Today is Friday. What day of the week will it be after 84 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
30. 30.Today is Tuesday. What day of the week will it be after 48 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
31. 31.If 14 May is a Wednesday, what day of the week is 24 May? (a) Monday (b) Saturday (c) Sunday (d) Friday
32. 32.If 28 January is a Thursday, what day of the week is 2 February? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
33. 33.If 29 March is a Friday, what day of the week is 3 April? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
34. 34.Today is Tuesday. What day of the week will it be after 51 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
35. 35.Today is Sunday. What day of the week will it be after 52 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
36. 36.If 14 October is a Thursday, what day of the week is 6 November? (a) Friday (b) Monday (c) Sunday (d) Saturday
37. 37.Today is Sunday. What day of the week will it be after 22 days? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
38. 38.Today is Tuesday. What day of the week will it be after 32 days? (a) Saturday (b) Friday (c) Monday (d) Sunday
39. 39.Today is Friday. What day of the week will it be after 70 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
40. 40.If 13 October is a Monday, what day of the week is 29 October? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday

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