Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 51 · 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 2 July is a Friday, what day of the week is 18 July? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
2. 2.If 2 May is a Sunday, what day of the week is 18 May? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
3. 3.If 25 June is a Tuesday, what day of the week is 2 July? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
4. 4.If 10 October is a Monday, what day of the week is 22 October? (a) Monday (b) Friday (c) Saturday (d) Sunday
5. 5.If 9 March is a Saturday, what day of the week is 24 March? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
6. 6.If 10 December is a Friday, what day of the week is 18 December? (a) Sunday (b) Monday (c) Friday (d) Saturday
7. 7.If 21 October is a Sunday, what day of the week is 9 November? (a) Saturday (b) Friday (c) Sunday (d) Thursday
8. 8.If 2 January is a Saturday, what day of the week is 13 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
9. 9.If 22 August is a Friday, what day of the week is 5 September? (a) Thursday (b) Saturday (c) Sunday (d) Friday
10. 10.Today is Tuesday. What day of the week will it be after 45 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
11. 11.Today is Monday. What day of the week will it be after 27 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
12. 12.Today is Thursday. What day of the week will it be after 71 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
13. 13.If 26 September is a Saturday, what day of the week is 11 October? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
14. 14.Today is Friday. What day of the week will it be after 28 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
15. 15.Today is Saturday. What day of the week will it be after 88 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
16. 16.If 5 May is a Thursday, what day of the week is 19 May? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
17. 17.Today is Thursday. What day of the week will it be after 88 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
18. 18.If 26 January is a Monday, what day of the week is 20 February? (a) Thursday (b) Friday (c) Sunday (d) Saturday
19. 19.If 12 July is a Friday, what day of the week is 19 August? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
20. 20.Today is Wednesday. What day of the week will it be after 41 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
21. 21.Today is Tuesday. What day of the week will it be after 18 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
22. 22.If 21 March is a Saturday, what day of the week is 6 April? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
23. 23.If 14 July is a Monday, what day of the week is 28 July? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
24. 24.If 3 October is a Monday, what day of the week is 18 October? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
25. 25.If 10 May is a Friday, what day of the week is 16 June? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
26. 26.If 6 August is a Tuesday, what day of the week is 18 August? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
27. 27.Today is Friday. What day of the week will it be after 94 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
28. 28.If 2 January is a Tuesday, what day of the week is 17 January? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
29. 29.If 13 July is a Tuesday, what day of the week is 23 July? (a) Friday (b) Saturday (c) Sunday (d) Thursday
30. 30.Today is Monday. What day of the week will it be after 13 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
31. 31.Today is Sunday. What day of the week will it be after 94 days? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
32. 32.Today is Tuesday. What day of the week will it be after 49 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
33. 33.If 10 July is a Thursday, what day of the week is 15 August? (a) Friday (b) Sunday (c) Saturday (d) Thursday
34. 34.If 3 May is a Friday, what day of the week is 16 May? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
35. 35.Today is Monday. What day of the week will it be after 67 days? (a) Thursday (b) Sunday (c) Saturday (d) Friday
36. 36.Today is Monday. What day of the week will it be after 55 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
37. 37.If 3 August is a Monday, what day of the week is 15 August? (a) Sunday (b) Friday (c) Monday (d) Saturday
38. 38.Today is Tuesday. What day of the week will it be after 63 days? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
39. 39.If 14 August is a Friday, what day of the week is 25 August? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
40. 40.If 21 May is a Friday, what day of the week is 10 June? (a) Thursday (b) Wednesday (c) Friday (d) Saturday

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