Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 402 · 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 31 January is a Thursday, what day of the week is 17 February? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
2. 2.If 11 January is a Thursday, what day of the week is 20 January? (a) Monday (b) Saturday (c) Friday (d) Sunday
3. 3.If 28 April is a Thursday, what day of the week is 16 May? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
4. 4.If 10 July is a Monday, what day of the week is 20 July? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
5. 5.If 10 November is a Sunday, what day of the week is 14 December? (a) Saturday (b) Sunday (c) Monday (d) Friday
6. 6.If 13 March is a Thursday, what day of the week is 28 March? (a) Saturday (b) Friday (c) Thursday (d) Sunday
7. 7.Today is Wednesday. What day of the week will it be after 10 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
8. 8.If 12 April is a Friday, what day of the week is 5 May? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
9. 9.Today is Saturday. What day of the week will it be after 38 days? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
10. 10.If 1 October is a Wednesday, what day of the week is 15 October? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
11. 11.If 27 August is a Sunday, what day of the week is 13 September? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
12. 12.If 14 July is a Friday, what day of the week is 24 July? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
13. 13.Today is Wednesday. What day of the week will it be after 46 days? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
14. 14.If 14 January is a Friday, what day of the week is 2 February? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
15. 15.If 22 September is a Friday, what day of the week is 18 October? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
16. 16.Today is Monday. What day of the week will it be after 80 days? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
17. 17.If 14 March is a Wednesday, what day of the week is 26 March? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
18. 18.Today is Saturday. What day of the week will it be after 36 days? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
19. 19.If 15 January is a Friday, what day of the week is 27 January? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
20. 20.If 5 May is a Friday, what day of the week is 15 May? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
21. 21.Today is Tuesday. What day of the week will it be after 19 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
22. 22.If 9 March is a Tuesday, what day of the week is 18 March? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
23. 23.If 26 March is a Thursday, what day of the week is 12 April? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
24. 24.If 7 August is a Thursday, what day of the week is 15 August? (a) Sunday (b) Saturday (c) Friday (d) Thursday
25. 25.Today is Wednesday. What day of the week will it be after 38 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
26. 26.If 9 January is a Saturday, what day of the week is 21 January? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
27. 27.If 15 May is a Sunday, what day of the week is 26 May? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
28. 28.Today is Wednesday. What day of the week will it be after 69 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
29. 29.If 18 October is a Monday, what day of the week is 17 November? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
30. 30.If 13 May is a Monday, what day of the week is 25 May? (a) Monday (b) Sunday (c) Saturday (d) Friday
31. 31.Today is Thursday. What day of the week will it be after 37 days? (a) Monday (b) Saturday (c) Friday (d) Sunday
32. 32.If 15 January is a Monday, what day of the week is 28 January? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
33. 33.Today is Tuesday. What day of the week will it be after 62 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
34. 34.If 1 May is a Tuesday, what day of the week is 17 May? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
35. 35.If 13 January is a Wednesday, what day of the week is 1 February? (a) Wednesday (b) Sunday (c) Monday (d) Tuesday
36. 36.Today is Monday. What day of the week will it be after 60 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
37. 37.If 3 May is a Monday, what day of the week is 13 May? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
38. 38.If 29 May is a Thursday, what day of the week is 15 June? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
39. 39.If 15 October is a Saturday, what day of the week is 9 November? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
40. 40.Today is Monday. What day of the week will it be after 53 days? (a) Sunday (b) Thursday (c) Friday (d) Saturday

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