Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 309 · 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.Today is Tuesday. What day of the week will it be after 14 days? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
2. 2.If 10 January is a Tuesday, what day of the week is 22 January? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
3. 3.If 2 July is a Tuesday, what day of the week is 17 July? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
4. 4.If 12 March is a Friday, what day of the week is 6 April? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
5. 5.Today is Thursday. What day of the week will it be after 98 days? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
6. 6.If 16 March is a Thursday, what day of the week is 12 April? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
7. 7.If 12 January is a Tuesday, what day of the week is 22 January? (a) Thursday (b) Friday (c) Sunday (d) Saturday
8. 8.If 4 October is a Thursday, what day of the week is 20 October? (a) Sunday (b) Friday (c) Monday (d) Saturday
9. 9.If 3 October is a Wednesday, what day of the week is 13 October? (a) Friday (b) Monday (c) Sunday (d) Saturday
10. 10.If 4 March is a Wednesday, what day of the week is 13 March? (a) Sunday (b) Saturday (c) Friday (d) Thursday
11. 11.Today is Monday. What day of the week will it be after 86 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
12. 12.If 14 March is a Saturday, what day of the week is 27 March? (a) Saturday (b) Sunday (c) Thursday (d) Friday
13. 13.If 3 January is a Thursday, what day of the week is 18 January? (a) Sunday (b) Thursday (c) Friday (d) Saturday
14. 14.Today is Saturday. What day of the week will it be after 38 days? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
15. 15.If 21 September is a Saturday, what day of the week is 11 October? (a) Thursday (b) Saturday (c) Sunday (d) Friday
16. 16.If 10 August is a Saturday, what day of the week is 8 September? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
17. 17.Today is Thursday. What day of the week will it be after 54 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
18. 18.Today is Monday. What day of the week will it be after 50 days? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
19. 19.If 6 October is a Friday, what day of the week is 21 October? (a) Saturday (b) Friday (c) Monday (d) Sunday
20. 20.If 14 January is a Tuesday, what day of the week is 23 January? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
21. 21.If 18 January is a Monday, what day of the week is 2 February? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
22. 22.Today is Thursday. What day of the week will it be after 46 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
23. 23.If 1 October is a Thursday, what day of the week is 16 October? (a) Saturday (b) Sunday (c) Friday (d) Thursday
24. 24.If 7 October is a Saturday, what day of the week is 21 October? (a) Sunday (b) Monday (c) Saturday (d) Friday
25. 25.If 2 December is a Wednesday, what day of the week is 15 December? (a) Thursday (b) Wednesday (c) Monday (d) Tuesday
26. 26.If 15 January is a Sunday, what day of the week is 20 February? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
27. 27.Today is Monday. What day of the week will it be after 23 days? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
28. 28.If 12 August is a Saturday, what day of the week is 21 August? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
29. 29.If 2 July is a Saturday, what day of the week is 15 July? (a) Saturday (b) Sunday (c) Thursday (d) Friday
30. 30.If 4 August is a Saturday, what day of the week is 17 August? (a) Sunday (b) Saturday (c) Thursday (d) Friday
31. 31.If 4 January is a Saturday, what day of the week is 15 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
32. 32.If 12 July is a Friday, what day of the week is 9 August? (a) Saturday (b) Sunday (c) Friday (d) Thursday
33. 33.Today is Wednesday. What day of the week will it be after 71 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
34. 34.Today is Monday. What day of the week will it be after 52 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
35. 35.If 24 June is a Sunday, what day of the week is 14 July? (a) Friday (b) Saturday (c) Monday (d) Sunday
36. 36.If 30 July is a Saturday, what day of the week is 3 August? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
37. 37.If 19 January is a Thursday, what day of the week is 4 February? (a) Saturday (b) Sunday (c) Friday (d) Monday
38. 38.If 25 May is a Monday, what day of the week is 9 June? (a) Wednesday (b) Thursday (c) Monday (d) Tuesday
39. 39.Today is Sunday. What day of the week will it be after 65 days? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
40. 40.Today is Saturday. What day of the week will it be after 11 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday

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