Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 151 · 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 15 January is a Thursday, what day of the week is 19 February? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
2. 2.If 17 May is a Friday, what day of the week is 2 June? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
3. 3.If 30 January is a Monday, what day of the week is 18 February? (a) Friday (b) Monday (c) Sunday (d) Saturday
4. 4.If 27 June is a Thursday, what day of the week is 14 July? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
5. 5.If 13 May is a Saturday, what day of the week is 21 May? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
6. 6.If 9 January is a Sunday, what day of the week is 17 January? (a) Monday (b) Tuesday (c) Wednesday (d) Sunday
7. 7.If 10 October is a Saturday, what day of the week is 23 October? (a) Sunday (b) Saturday (c) Thursday (d) Friday
8. 8.Today is Sunday. What day of the week will it be after 49 days? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
9. 9.If 12 January is a Tuesday, what day of the week is 24 January? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
10. 10.If 2 July is a Tuesday, what day of the week is 16 July? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
11. 11.Today is Tuesday. What day of the week will it be after 81 days? (a) Friday (b) Saturday (c) Monday (d) Sunday
12. 12.If 23 November is a Wednesday, what day of the week is 4 December? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
13. 13.If 6 July is a Tuesday, what day of the week is 15 July? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
14. 14.If 25 July is a Tuesday, what day of the week is 4 August? (a) Thursday (b) Sunday (c) Saturday (d) Friday
15. 15.Today is Sunday. What day of the week will it be after 35 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
16. 16.Today is Thursday. What day of the week will it be after 43 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
17. 17.If 17 March is a Wednesday, what day of the week is 20 April? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
18. 18.If 11 May is a Saturday, what day of the week is 19 May? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
19. 19.If 1 December is a Thursday, what day of the week is 9 December? (a) Saturday (b) Thursday (c) Sunday (d) Friday
20. 20.If 10 January is a Wednesday, what day of the week is 20 January? (a) Friday (b) Sunday (c) Monday (d) Saturday
21. 21.Today is Sunday. What day of the week will it be after 25 days? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
22. 22.If 14 March is a Saturday, what day of the week is 19 April? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
23. 23.If 7 March is a Tuesday, what day of the week is 18 March? (a) Friday (b) Monday (c) Saturday (d) Sunday
24. 24.If 4 March is a Wednesday, what day of the week is 20 March? (a) Saturday (b) Sunday (c) Friday (d) Thursday
25. 25.If 30 March is a Monday, what day of the week is 9 April? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
26. 26.If 16 July is a Wednesday, what day of the week is 20 August? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
27. 27.Today is Wednesday. What day of the week will it be after 66 days? (a) Friday (b) Sunday (c) Saturday (d) Monday
28. 28.Today is Thursday. What day of the week will it be after 38 days? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
29. 29.If 5 July is a Sunday, what day of the week is 19 July? (a) Monday (b) Tuesday (c) Sunday (d) Saturday
30. 30.If 13 October is a Friday, what day of the week is 10 November? (a) Saturday (b) Friday (c) Thursday (d) Sunday
31. 31.Today is Monday. What day of the week will it be after 14 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
32. 32.Today is Wednesday. What day of the week will it be after 45 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
33. 33.If 17 April is a Saturday, what day of the week is 5 May? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
34. 34.Today is Sunday. What day of the week will it be after 89 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
35. 35.Today is Friday. What day of the week will it be after 60 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
36. 36.Today is Saturday. What day of the week will it be after 98 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
37. 37.If 1 October is a Monday, what day of the week is 17 October? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
38. 38.If 8 May is a Monday, what day of the week is 19 May? (a) Saturday (b) Sunday (c) Friday (d) Thursday
39. 39.If 6 December is a Tuesday, what day of the week is 14 December? (a) Friday (b) Wednesday (c) Tuesday (d) Thursday
40. 40.If 14 August is a Saturday, what day of the week is 13 September? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday

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