Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 519 · 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 6 August is a Saturday, what day of the week is 20 August? (a) Friday (b) Monday (c) Sunday (d) Saturday
2. 2.If 20 January is a Tuesday, what day of the week is 15 February? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
3. 3.If 11 May is a Wednesday, what day of the week is 23 May? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
4. 4.Today is Friday. What day of the week will it be after 35 days? (a) Thursday (b) Friday (c) Sunday (d) Saturday
5. 5.If 15 January is a Friday, what day of the week is 27 January? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
6. 6.Today is Wednesday. What day of the week will it be after 28 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
7. 7.If 24 March is a Monday, what day of the week is 16 April? (a) Wednesday (b) Tuesday (c) Thursday (d) Friday
8. 8.If 4 October is a Monday, what day of the week is 15 October? (a) Sunday (b) Saturday (c) Friday (d) Thursday
9. 9.If 10 July is a Sunday, what day of the week is 26 July? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday
10. 10.Today is Tuesday. What day of the week will it be after 42 days? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
11. 11.Today is Saturday. What day of the week will it be after 91 days? (a) Saturday (b) Monday (c) Sunday (d) Friday
12. 12.If 4 March is a Tuesday, what day of the week is 14 March? (a) Saturday (b) Sunday (c) Thursday (d) Friday
13. 13.Today is Saturday. What day of the week will it be after 36 days? (a) Monday (b) Saturday (c) Tuesday (d) Sunday
14. 14.Today is Saturday. What day of the week will it be after 10 days? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
15. 15.Today is Thursday. What day of the week will it be after 20 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
16. 16.Today is Monday. What day of the week will it be after 80 days? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
17. 17.If 10 April is a Tuesday, what day of the week is 14 May? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
18. 18.If 15 January is a Thursday, what day of the week is 1 February? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
19. 19.Today is Saturday. What day of the week will it be after 25 days? (a) Tuesday (b) Thursday (c) Friday (d) Wednesday
20. 20.Today is Thursday. What day of the week will it be after 58 days? (a) Monday (b) Saturday (c) Friday (d) Sunday
21. 21.If 25 March is a Monday, what day of the week is 13 April? (a) Monday (b) Sunday (c) Friday (d) Saturday
22. 22.If 25 August is a Thursday, what day of the week is 2 September? (a) Thursday (b) Friday (c) Sunday (d) Saturday
23. 23.If 17 April is a Monday, what day of the week is 2 May? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
24. 24.If 23 November is a Thursday, what day of the week is 18 December? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
25. 25.If 13 March is a Tuesday, what day of the week is 21 March? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
26. 26.If 13 July is a Monday, what day of the week is 22 July? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
27. 27.If 17 May is a Thursday, what day of the week is 4 June? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
28. 28.If 27 May is a Tuesday, what day of the week is 7 June? (a) Sunday (b) Monday (c) Saturday (d) Friday
29. 29.If 28 March is a Saturday, what day of the week is 1 April? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
30. 30.Today is Wednesday. What day of the week will it be after 25 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
31. 31.If 11 August is a Friday, what day of the week is 24 August? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
32. 32.If 19 October is a Thursday, what day of the week is 5 November? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
33. 33.If 11 December is a Thursday, what day of the week is 20 December? (a) Friday (b) Monday (c) Saturday (d) Sunday
34. 34.If 7 July is a Wednesday, what day of the week is 21 July? (a) Thursday (b) Tuesday (c) Wednesday (d) Friday
35. 35.Today is Tuesday. What day of the week will it be after 44 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
36. 36.If 18 August is a Thursday, what day of the week is 7 September? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
37. 37.If 1 March is a Sunday, what day of the week is 14 March? (a) Friday (b) Sunday (c) Monday (d) Saturday
38. 38.Today is Monday. What day of the week will it be after 46 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
39. 39.If 19 August is a Friday, what day of the week is 2 September? (a) Sunday (b) Friday (c) Saturday (d) Thursday
40. 40.If 17 March is a Sunday, what day of the week is 9 April? (a) Tuesday (b) Thursday (c) Wednesday (d) Monday

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