Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 561 · 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 10 August is a Saturday, what day of the week is 19 August? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
2. 2.If 1 March is a Monday, what day of the week is 15 March? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
3. 3.Today is Friday. What day of the week will it be after 76 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
4. 4.Today is Monday. What day of the week will it be after 40 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
5. 5.Today is Sunday. What day of the week will it be after 79 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
6. 6.If 2 July is a Tuesday, what day of the week is 11 July? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
7. 7.If 14 January is a Monday, what day of the week is 28 January? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
8. 8.Today is Monday. What day of the week will it be after 92 days? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
9. 9.Today is Sunday. What day of the week will it be after 72 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
10. 10.If 27 September is a Thursday, what day of the week is 5 October? (a) Saturday (b) Thursday (c) Sunday (d) Friday
11. 11.Today is Friday. What day of the week will it be after 98 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
12. 12.Today is Thursday. What day of the week will it be after 91 days? (a) Thursday (b) Saturday (c) Friday (d) Wednesday
13. 13.Today is Wednesday. What day of the week will it be after 27 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
14. 14.If 6 March is a Thursday, what day of the week is 22 March? (a) Friday (b) Sunday (c) Monday (d) Saturday
15. 15.If 7 January is a Friday, what day of the week is 18 January? (a) Wednesday (b) Tuesday (c) Thursday (d) Monday
16. 16.Today is Friday. What day of the week will it be after 19 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
17. 17.If 13 September is a Wednesday, what day of the week is 13 October? (a) Saturday (b) Sunday (c) Friday (d) Thursday
18. 18.If 10 July is a Sunday, what day of the week is 19 July? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
19. 19.Today is Friday. What day of the week will it be after 99 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
20. 20.If 3 March is a Saturday, what day of the week is 14 March? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
21. 21.Today is Sunday. What day of the week will it be after 10 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
22. 22.Today is Tuesday. What day of the week will it be after 93 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
23. 23.Today is Tuesday. What day of the week will it be after 35 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
24. 24.Today is Tuesday. What day of the week will it be after 19 days? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
25. 25.If 27 November is a Wednesday, what day of the week is 18 December? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
26. 26.If 15 May is a Saturday, what day of the week is 27 May? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
27. 27.If 2 August is a Friday, what day of the week is 15 August? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
28. 28.Today is Friday. What day of the week will it be after 72 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
29. 29.Today is Tuesday. What day of the week will it be after 59 days? (a) Sunday (b) Saturday (c) Friday (d) Thursday
30. 30.If 6 December is a Tuesday, what day of the week is 21 December? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
31. 31.If 1 January is a Thursday, what day of the week is 14 January? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
32. 32.If 17 August is a Saturday, what day of the week is 12 September? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
33. 33.If 15 September is a Sunday, what day of the week is 2 October? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
34. 34.Today is Monday. What day of the week will it be after 17 days? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
35. 35.Today is Monday. What day of the week will it be after 58 days? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
36. 36.If 15 June is a Friday, what day of the week is 12 July? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
37. 37.If 16 September is a Thursday, what day of the week is 20 October? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
38. 38.If 7 May is a Monday, what day of the week is 23 May? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
39. 39.If 20 November is a Wednesday, what day of the week is 10 December? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
40. 40.If 20 January is a Saturday, what day of the week is 3 February? (a) Monday (b) Saturday (c) Sunday (d) Friday

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