Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 968 · 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 29 November is a Friday, what day of the week is 2 December? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
2. 2.If 7 December is a Tuesday, what day of the week is 21 December? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
3. 3.Today is Friday. What day of the week will it be after 54 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
4. 4.If 20 October is a Saturday, what day of the week is 14 November? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
5. 5.If 11 October is a Monday, what day of the week is 9 November? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
6. 6.If 12 March is a Tuesday, what day of the week is 21 March? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
7. 7.Today is Monday. What day of the week will it be after 88 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
8. 8.If 7 July is a Wednesday, what day of the week is 22 July? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
9. 9.If 4 March is a Tuesday, what day of the week is 20 March? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
10. 10.If 11 May is a Wednesday, what day of the week is 21 May? (a) Friday (b) Sunday (c) Saturday (d) Monday
11. 11.If 13 March is a Saturday, what day of the week is 29 March? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
12. 12.If 5 March is a Thursday, what day of the week is 15 March? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
13. 13.If 13 August is a Thursday, what day of the week is 22 August? (a) Monday (b) Friday (c) Sunday (d) Saturday
14. 14.Today is Tuesday. What day of the week will it be after 55 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
15. 15.If 11 July is a Friday, what day of the week is 11 August? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
16. 16.Today is Wednesday. What day of the week will it be after 70 days? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
17. 17.Today is Tuesday. What day of the week will it be after 99 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
18. 18.If 20 September is a Saturday, what day of the week is 3 October? (a) Friday (b) Thursday (c) Saturday (d) Sunday
19. 19.Today is Friday. What day of the week will it be after 74 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
20. 20.If 12 July is a Wednesday, what day of the week is 10 August? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
21. 21.If 23 August is a Saturday, what day of the week is 15 September? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
22. 22.If 5 March is a Friday, what day of the week is 19 March? (a) Friday (b) Saturday (c) Sunday (d) Thursday
23. 23.Today is Tuesday. What day of the week will it be after 32 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
24. 24.If 13 July is a Friday, what day of the week is 12 August? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
25. 25.If 13 November is a Thursday, what day of the week is 5 December? (a) Saturday (b) Thursday (c) Sunday (d) Friday
26. 26.If 13 October is a Monday, what day of the week is 22 October? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
27. 27.Today is Thursday. What day of the week will it be after 48 days? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
28. 28.If 19 November is a Thursday, what day of the week is 16 December? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
29. 29.Today is Monday. What day of the week will it be after 46 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
30. 30.If 12 January is a Saturday, what day of the week is 22 January? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
31. 31.If 9 December is a Thursday, what day of the week is 17 December? (a) Sunday (b) Thursday (c) Friday (d) Saturday
32. 32.If 28 August is a Saturday, what day of the week is 14 September? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
33. 33.If 13 March is a Thursday, what day of the week is 22 March? (a) Sunday (b) Monday (c) Friday (d) Saturday
34. 34.If 22 January is a Sunday, what day of the week is 13 February? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
35. 35.If 26 May is a Sunday, what day of the week is 14 June? (a) Saturday (b) Thursday (c) Friday (d) Sunday
36. 36.If 31 March is a Tuesday, what day of the week is 9 April? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
37. 37.If 15 September is a Thursday, what day of the week is 3 October? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
38. 38.Today is Saturday. What day of the week will it be after 68 days? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
39. 39.If 30 March is a Tuesday, what day of the week is 1 April? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
40. 40.If 1 July is a Saturday, what day of the week is 13 July? (a) Wednesday (b) Thursday (c) Friday (d) Saturday

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