Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 263 · 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 15 December is a Thursday, what day of the week is 28 December? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
2. 2.If 11 July is a Friday, what day of the week is 26 July? (a) Saturday (b) Sunday (c) Monday (d) Friday
3. 3.Today is Friday. What day of the week will it be after 38 days? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
4. 4.If 20 October is a Monday, what day of the week is 7 November? (a) Saturday (b) Thursday (c) Sunday (d) Friday
5. 5.Today is Tuesday. What day of the week will it be after 52 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
6. 6.If 13 May is a Tuesday, what day of the week is 23 May? (a) Friday (b) Thursday (c) Saturday (d) Sunday
7. 7.If 4 March is a Wednesday, what day of the week is 13 March? (a) Saturday (b) Friday (c) Thursday (d) Sunday
8. 8.If 7 December is a Tuesday, what day of the week is 23 December? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
9. 9.If 1 March is a Monday, what day of the week is 16 March? (a) Tuesday (b) Wednesday (c) Thursday (d) Monday
10. 10.If 14 June is a Saturday, what day of the week is 5 July? (a) Friday (b) Saturday (c) Sunday (d) Monday
11. 11.If 11 April is a Saturday, what day of the week is 12 May? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday
12. 12.If 10 October is a Monday, what day of the week is 24 October? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
13. 13.If 20 January is a Saturday, what day of the week is 16 February? (a) Thursday (b) Saturday (c) Sunday (d) Friday
14. 14.If 27 July is a Friday, what day of the week is 2 August? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
15. 15.If 3 March is a Saturday, what day of the week is 18 March? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
16. 16.Today is Friday. What day of the week will it be after 73 days? (a) Sunday (b) Monday (c) Tuesday (d) Wednesday
17. 17.If 17 May is a Saturday, what day of the week is 4 June? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
18. 18.If 13 December is a Thursday, what day of the week is 25 December? (a) Thursday (b) Monday (c) Wednesday (d) Tuesday
19. 19.If 4 March is a Sunday, what day of the week is 18 March? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
20. 20.Today is Thursday. What day of the week will it be after 24 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
21. 21.If 10 August is a Tuesday, what day of the week is 18 August? (a) Thursday (b) Wednesday (c) Friday (d) Tuesday
22. 22.If 6 August is a Wednesday, what day of the week is 16 August? (a) Monday (b) Sunday (c) Saturday (d) Friday
23. 23.If 22 August is a Wednesday, what day of the week is 1 September? (a) Saturday (b) Sunday (c) Friday (d) Monday
24. 24.Today is Thursday. What day of the week will it be after 30 days? (a) Friday (b) Sunday (c) Monday (d) Saturday
25. 25.If 14 April is a Tuesday, what day of the week is 8 May? (a) Sunday (b) Friday (c) Saturday (d) Thursday
26. 26.If 11 October is a Sunday, what day of the week is 1 November? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
27. 27.If 21 August is a Tuesday, what day of the week is 19 September? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
28. 28.If 10 April is a Sunday, what day of the week is 10 May? (a) Tuesday (b) Monday (c) Thursday (d) Wednesday
29. 29.Today is Saturday. What day of the week will it be after 90 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
30. 30.Today is Wednesday. What day of the week will it be after 79 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
31. 31.If 16 April is a Saturday, what day of the week is 15 May? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
32. 32.Today is Thursday. What day of the week will it be after 55 days? (a) Tuesday (b) Wednesday (c) Thursday (d) Friday
33. 33.If 20 March is a Sunday, what day of the week is 15 April? (a) Sunday (b) Saturday (c) Friday (d) Thursday
34. 34.Today is Tuesday. What day of the week will it be after 76 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
35. 35.If 15 March is a Saturday, what day of the week is 28 March? (a) Sunday (b) Thursday (c) Saturday (d) Friday
36. 36.If 21 July is a Tuesday, what day of the week is 1 August? (a) Sunday (b) Monday (c) Saturday (d) Friday
37. 37.If 15 January is a Monday, what day of the week is 25 January? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
38. 38.Today is Saturday. What day of the week will it be after 75 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
39. 39.If 3 December is a Wednesday, what day of the week is 15 December? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
40. 40.Today is Tuesday. What day of the week will it be after 34 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday

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