Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 768 · 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 Sunday. What day of the week will it be after 97 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
2. 2.Today is Wednesday. What day of the week will it be after 51 days? (a) Thursday (b) Sunday (c) Friday (d) Saturday
3. 3.If 18 April is a Wednesday, what day of the week is 10 May? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
4. 4.Today is Saturday. What day of the week will it be after 58 days? (a) Sunday (b) Tuesday (c) Monday (d) Wednesday
5. 5.If 13 March is a Sunday, what day of the week is 5 April? (a) Monday (b) Tuesday (c) Thursday (d) Wednesday
6. 6.If 23 August is a Tuesday, what day of the week is 3 September? (a) Friday (b) Sunday (c) Monday (d) Saturday
7. 7.If 13 July is a Thursday, what day of the week is 22 July? (a) Monday (b) Saturday (c) Friday (d) Sunday
8. 8.If 29 September is a Saturday, what day of the week is 4 October? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
9. 9.Today is Sunday. What day of the week will it be after 22 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
10. 10.Today is Sunday. What day of the week will it be after 15 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
11. 11.If 1 March is a Monday, what day of the week is 15 March? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
12. 12.Today is Tuesday. What day of the week will it be after 30 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
13. 13.If 12 January is a Sunday, what day of the week is 2 February? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
14. 14.Today is Thursday. What day of the week will it be after 42 days? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
15. 15.If 7 December is a Monday, what day of the week is 16 December? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
16. 16.If 1 December is a Thursday, what day of the week is 17 December? (a) Monday (b) Saturday (c) Sunday (d) Friday
17. 17.If 11 December is a Saturday, what day of the week is 20 December? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
18. 18.If 14 June is a Tuesday, what day of the week is 5 July? (a) Monday (b) Thursday (c) Tuesday (d) Wednesday
19. 19.If 8 August is a Saturday, what day of the week is 17 August? (a) Wednesday (b) Monday (c) Sunday (d) Tuesday
20. 20.Today is Friday. What day of the week will it be after 21 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
21. 21.If 7 May is a Tuesday, what day of the week is 17 May? (a) Friday (b) Sunday (c) Saturday (d) Thursday
22. 22.If 7 January is a Monday, what day of the week is 15 January? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
23. 23.If 29 January is a Monday, what day of the week is 2 February? (a) Thursday (b) Sunday (c) Friday (d) Saturday
24. 24.If 21 June is a Tuesday, what day of the week is 7 July? (a) Saturday (b) Friday (c) Wednesday (d) Thursday
25. 25.Today is Sunday. What day of the week will it be after 61 days? (a) Friday (b) Thursday (c) Sunday (d) Saturday
26. 26.If 10 December is a Tuesday, what day of the week is 21 December? (a) Monday (b) Saturday (c) Friday (d) Sunday
27. 27.Today is Monday. What day of the week will it be after 18 days? (a) Sunday (b) Thursday (c) Saturday (d) Friday
28. 28.If 22 January is a Thursday, what day of the week is 12 February? (a) Thursday (b) Wednesday (c) Friday (d) Saturday
29. 29.Today is Tuesday. What day of the week will it be after 47 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
30. 30.If 13 October is a Sunday, what day of the week is 6 November? (a) Wednesday (b) Friday (c) Thursday (d) Tuesday
31. 31.If 23 April is a Sunday, what day of the week is 3 May? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
32. 32.If 14 August is a Sunday, what day of the week is 26 August? (a) Saturday (b) Thursday (c) Friday (d) Sunday
33. 33.If 10 May is a Thursday, what day of the week is 26 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
34. 34.If 4 August is a Wednesday, what day of the week is 12 August? (a) Thursday (b) Friday (c) Wednesday (d) Saturday
35. 35.If 4 October is a Saturday, what day of the week is 20 October? (a) Monday (b) Wednesday (c) Sunday (d) Tuesday
36. 36.If 12 October is a Sunday, what day of the week is 28 October? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
37. 37.If 12 October is a Thursday, what day of the week is 6 November? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
38. 38.If 14 March is a Tuesday, what day of the week is 29 March? (a) Wednesday (b) Thursday (c) Tuesday (d) Friday
39. 39.Today is Wednesday. What day of the week will it be after 50 days? (a) Friday (b) Wednesday (c) Thursday (d) Saturday
40. 40.Today is Wednesday. What day of the week will it be after 20 days? (a) Wednesday (b) Thursday (c) Tuesday (d) Monday

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