Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 399 · 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 Monday. What day of the week will it be after 82 days? (a) Saturday (b) Monday (c) Sunday (d) Friday
2. 2.If 15 January is a Monday, what day of the week is 24 January? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
3. 3.If 21 April is a Monday, what day of the week is 9 May? (a) Sunday (b) Thursday (c) Friday (d) Saturday
4. 4.If 6 January is a Monday, what day of the week is 15 January? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
5. 5.If 23 January is a Friday, what day of the week is 4 February? (a) Friday (b) Thursday (c) Wednesday (d) Tuesday
6. 6.If 23 March is a Sunday, what day of the week is 12 April? (a) Friday (b) Monday (c) Saturday (d) Sunday
7. 7.Today is Saturday. What day of the week will it be after 38 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
8. 8.Today is Monday. What day of the week will it be after 40 days? (a) Saturday (b) Sunday (c) Friday (d) Monday
9. 9.Today is Tuesday. What day of the week will it be after 43 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
10. 10.If 6 January is a Tuesday, what day of the week is 14 January? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
11. 11.If 12 March is a Tuesday, what day of the week is 16 April? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday
12. 12.Today is Monday. What day of the week will it be after 18 days? (a) Thursday (b) Saturday (c) Sunday (d) Friday
13. 13.If 23 April is a Saturday, what day of the week is 15 May? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
14. 14.If 23 April is a Friday, what day of the week is 7 May? (a) Sunday (b) Saturday (c) Friday (d) Thursday
15. 15.Today is Wednesday. What day of the week will it be after 12 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
16. 16.If 3 October is a Monday, what day of the week is 13 October? (a) Saturday (b) Thursday (c) Wednesday (d) Friday
17. 17.Today is Wednesday. What day of the week will it be after 19 days? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
18. 18.If 13 July is a Friday, what day of the week is 26 July? (a) Saturday (b) Friday (c) Thursday (d) Wednesday
19. 19.Today is Monday. What day of the week will it be after 34 days? (a) Saturday (b) Tuesday (c) Sunday (d) Monday
20. 20.If 8 May is a Wednesday, what day of the week is 18 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
21. 21.If 3 July is a Thursday, what day of the week is 16 July? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
22. 22.If 8 March is a Saturday, what day of the week is 19 March? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
23. 23.Today is Saturday. What day of the week will it be after 80 days? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
24. 24.Today is Saturday. What day of the week will it be after 18 days? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
25. 25.If 9 October is a Tuesday, what day of the week is 17 October? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
26. 26.Today is Friday. What day of the week will it be after 12 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
27. 27.If 4 January is a Saturday, what day of the week is 14 January? (a) Tuesday (b) Wednesday (c) Monday (d) Thursday
28. 28.If 20 August is a Tuesday, what day of the week is 4 September? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
29. 29.If 13 December is a Monday, what day of the week is 27 December? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
30. 30.If 16 May is a Wednesday, what day of the week is 6 June? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
31. 31.If 7 March is a Friday, what day of the week is 20 March? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
32. 32.If 22 March is a Saturday, what day of the week is 5 April? (a) Friday (b) Saturday (c) Monday (d) Sunday
33. 33.If 14 October is a Tuesday, what day of the week is 30 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
34. 34.Today is Tuesday. What day of the week will it be after 41 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
35. 35.If 4 August is a Thursday, what day of the week is 15 August? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
36. 36.If 1 August is a Thursday, what day of the week is 12 August? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
37. 37.Today is Wednesday. What day of the week will it be after 42 days? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
38. 38.If 12 July is a Monday, what day of the week is 12 August? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
39. 39.If 24 July is a Thursday, what day of the week is 4 August? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
40. 40.If 11 August is a Wednesday, what day of the week is 26 August? (a) Wednesday (b) Saturday (c) Friday (d) Thursday

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