Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 136 · 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 Thursday. What day of the week will it be after 60 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
2. 2.If 15 January is a Thursday, what day of the week is 30 January? (a) Friday (b) Saturday (c) Thursday (d) Sunday
3. 3.Today is Thursday. What day of the week will it be after 33 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
4. 4.Today is Friday. What day of the week will it be after 88 days? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
5. 5.If 14 March is a Saturday, what day of the week is 28 March? (a) Sunday (b) Friday (c) Monday (d) Saturday
6. 6.If 14 May is a Thursday, what day of the week is 28 May? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
7. 7.Today is Thursday. What day of the week will it be after 40 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
8. 8.If 8 December is a Thursday, what day of the week is 24 December? (a) Monday (b) Sunday (c) Friday (d) Saturday
9. 9.Today is Tuesday. What day of the week will it be after 71 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
10. 10.If 1 March is a Thursday, what day of the week is 9 March? (a) Friday (b) Sunday (c) Saturday (d) Thursday
11. 11.Today is Sunday. What day of the week will it be after 50 days? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
12. 12.If 9 January is a Monday, what day of the week is 23 January? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
13. 13.If 26 June is a Saturday, what day of the week is 9 July? (a) Friday (b) Sunday (c) Thursday (d) Saturday
14. 14.Today is Monday. What day of the week will it be after 45 days? (a) Wednesday (b) Saturday (c) Thursday (d) Friday
15. 15.If 30 September is a Tuesday, what day of the week is 4 October? (a) Friday (b) Monday (c) Sunday (d) Saturday
16. 16.Today is Sunday. What day of the week will it be after 20 days? (a) Monday (b) Friday (c) Saturday (d) Sunday
17. 17.If 26 October is a Sunday, what day of the week is 4 November? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
18. 18.If 13 November is a Tuesday, what day of the week is 20 December? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
19. 19.Today is Tuesday. What day of the week will it be after 60 days? (a) Friday (b) Monday (c) Sunday (d) Saturday
20. 20.If 27 May is a Saturday, what day of the week is 11 June? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
21. 21.Today is Thursday. What day of the week will it be after 42 days? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
22. 22.Today is Saturday. What day of the week will it be after 73 days? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
23. 23.Today is Monday. What day of the week will it be after 64 days? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
24. 24.If 24 January is a Thursday, what day of the week is 1 February? (a) Saturday (b) Sunday (c) Thursday (d) Friday
25. 25.Today is Monday. What day of the week will it be after 58 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
26. 26.If 24 June is a Monday, what day of the week is 11 July? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
27. 27.Today is Sunday. What day of the week will it be after 39 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
28. 28.Today is Friday. What day of the week will it be after 76 days? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
29. 29.If 11 May is a Monday, what day of the week is 18 June? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
30. 30.Today is Thursday. What day of the week will it be after 11 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
31. 31.Today is Tuesday. What day of the week will it be after 11 days? (a) Monday (b) Saturday (c) Friday (d) Sunday
32. 32.If 29 November is a Friday, what day of the week is 13 December? (a) Friday (b) Sunday (c) Thursday (d) Saturday
33. 33.Today is Friday. What day of the week will it be after 78 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
34. 34.Today is Wednesday. What day of the week will it be after 97 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
35. 35.If 6 January is a Monday, what day of the week is 22 January? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
36. 36.If 20 January is a Tuesday, what day of the week is 11 February? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
37. 37.Today is Thursday. What day of the week will it be after 63 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
38. 38.If 2 January is a Friday, what day of the week is 16 January? (a) Saturday (b) Sunday (c) Thursday (d) Friday
39. 39.Today is Saturday. What day of the week will it be after 12 days? (a) Wednesday (b) Friday (c) Saturday (d) Thursday
40. 40.If 7 May is a Saturday, what day of the week is 17 May? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday

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