Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 370 · 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 29 March is a Monday, what day of the week is 4 April? (a) Sunday (b) Tuesday (c) Monday (d) Saturday
2. 2.If 3 October is a Monday, what day of the week is 12 October? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
3. 3.If 10 March is a Friday, what day of the week is 25 March? (a) Friday (b) Monday (c) Saturday (d) Sunday
4. 4.If 21 November is a Thursday, what day of the week is 16 December? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
5. 5.If 8 October is a Saturday, what day of the week is 24 October? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
6. 6.Today is Wednesday. What day of the week will it be after 26 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
7. 7.If 24 March is a Monday, what day of the week is 15 April? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
8. 8.Today is Thursday. What day of the week will it be after 52 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
9. 9.Today is Monday. What day of the week will it be after 85 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
10. 10.Today is Thursday. What day of the week will it be after 33 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
11. 11.If 23 October is a Tuesday, what day of the week is 11 November? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
12. 12.If 13 May is a Monday, what day of the week is 6 June? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
13. 13.If 3 May is a Friday, what day of the week is 15 May? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
14. 14.If 5 January is a Thursday, what day of the week is 17 January? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
15. 15.If 9 July is a Friday, what day of the week is 19 July? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
16. 16.If 15 May is a Monday, what day of the week is 27 May? (a) Sunday (b) Monday (c) Friday (d) Saturday
17. 17.If 17 March is a Monday, what day of the week is 5 April? (a) Sunday (b) Friday (c) Saturday (d) Monday
18. 18.Today is Friday. What day of the week will it be after 23 days? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
19. 19.If 13 April is a Saturday, what day of the week is 12 May? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
20. 20.If 29 March is a Tuesday, what day of the week is 6 April? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
21. 21.If 21 March is a Friday, what day of the week is 5 April? (a) Friday (b) Monday (c) Sunday (d) Saturday
22. 22.Today is Friday. What day of the week will it be after 90 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
23. 23.Today is Friday. What day of the week will it be after 68 days? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
24. 24.If 14 August is a Wednesday, what day of the week is 28 August? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
25. 25.Today is Sunday. What day of the week will it be after 36 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
26. 26.If 21 May is a Sunday, what day of the week is 8 June? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
27. 27.If 27 January is a Monday, what day of the week is 3 February? (a) Sunday (b) Wednesday (c) Monday (d) Tuesday
28. 28.Today is Tuesday. What day of the week will it be after 43 days? (a) Tuesday (b) Friday (c) Wednesday (d) Thursday
29. 29.If 15 January is a Tuesday, what day of the week is 20 February? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
30. 30.Today is Friday. What day of the week will it be after 100 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
31. 31.If 23 April is a Monday, what day of the week is 15 May? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
32. 32.If 10 May is a Tuesday, what day of the week is 20 June? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
33. 33.If 4 May is a Thursday, what day of the week is 12 May? (a) Friday (b) Saturday (c) Sunday (d) Thursday
34. 34.If 18 March is a Friday, what day of the week is 20 April? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
35. 35.If 5 October is a Tuesday, what day of the week is 21 October? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
36. 36.Today is Sunday. What day of the week will it be after 14 days? (a) Saturday (b) Sunday (c) Monday (d) Tuesday
37. 37.If 10 March is a Sunday, what day of the week is 19 March? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
38. 38.If 13 March is a Sunday, what day of the week is 11 April? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
39. 39.Today is Sunday. What day of the week will it be after 41 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
40. 40.If 3 January is a Wednesday, what day of the week is 13 January? (a) Sunday (b) Saturday (c) Friday (d) Monday

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