Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 397 · 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 Thursday. What day of the week will it be after 98 days? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
2. 2.Today is Tuesday. What day of the week will it be after 18 days? (a) Sunday (b) Monday (c) Friday (d) Saturday
3. 3.Today is Saturday. What day of the week will it be after 90 days? (a) Sunday (b) Friday (c) Thursday (d) Saturday
4. 4.If 1 December is a Monday, what day of the week is 12 December? (a) Friday (b) Saturday (c) Sunday (d) Thursday
5. 5.If 9 March is a Friday, what day of the week is 22 March? (a) Friday (b) Saturday (c) Thursday (d) Wednesday
6. 6.If 3 October is a Sunday, what day of the week is 17 October? (a) Saturday (b) Tuesday (c) Monday (d) Sunday
7. 7.If 15 July is a Tuesday, what day of the week is 31 July? (a) Wednesday (b) Thursday (c) Friday (d) Saturday
8. 8.Today is Monday. What day of the week will it be after 52 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
9. 9.If 2 March is a Monday, what day of the week is 14 March? (a) Saturday (b) Sunday (c) Friday (d) Monday
10. 10.If 1 July is a Friday, what day of the week is 10 July? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
11. 11.If 3 January is a Friday, what day of the week is 19 January? (a) Sunday (b) Monday (c) Saturday (d) Tuesday
12. 12.If 11 May is a Monday, what day of the week is 26 May? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
13. 13.If 4 March is a Saturday, what day of the week is 12 March? (a) Saturday (b) Sunday (c) Tuesday (d) Monday
14. 14.Today is Thursday. What day of the week will it be after 87 days? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
15. 15.Today is Monday. What day of the week will it be after 84 days? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
16. 16.If 12 March is a Friday, what day of the week is 25 March? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
17. 17.If 12 July is a Thursday, what day of the week is 21 July? (a) Saturday (b) Monday (c) Sunday (d) Friday
18. 18.Today is Monday. What day of the week will it be after 53 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
19. 19.If 7 December is a Sunday, what day of the week is 17 December? (a) Friday (b) Tuesday (c) Wednesday (d) Thursday
20. 20.Today is Wednesday. What day of the week will it be after 52 days? (a) Monday (b) Friday (c) Sunday (d) Saturday
21. 21.If 14 October is a Thursday, what day of the week is 29 October? (a) Saturday (b) Sunday (c) Friday (d) Thursday
22. 22.If 1 August is a Tuesday, what day of the week is 16 August? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
23. 23.If 9 December is a Friday, what day of the week is 24 December? (a) Monday (b) Friday (c) Saturday (d) Sunday
24. 24.If 10 May is a Sunday, what day of the week is 19 May? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
25. 25.If 11 March is a Tuesday, what day of the week is 21 March? (a) Saturday (b) Thursday (c) Friday (d) Sunday
26. 26.Today is Monday. What day of the week will it be after 66 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
27. 27.If 7 March is a Friday, what day of the week is 15 March? (a) Friday (b) Sunday (c) Monday (d) Saturday
28. 28.Today is Wednesday. What day of the week will it be after 68 days? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
29. 29.If 14 March is a Monday, what day of the week is 6 April? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
30. 30.If 14 April is a Tuesday, what day of the week is 7 May? (a) Friday (b) Thursday (c) Wednesday (d) Saturday
31. 31.If 27 October is a Monday, what day of the week is 8 November? (a) Monday (b) Friday (c) Sunday (d) Saturday
32. 32.If 19 June is a Tuesday, what day of the week is 6 July? (a) Friday (b) Saturday (c) Thursday (d) Sunday
33. 33.Today is Wednesday. What day of the week will it be after 98 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
34. 34.Today is Friday. What day of the week will it be after 100 days? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
35. 35.If 2 October is a Saturday, what day of the week is 14 October? (a) Thursday (b) Saturday (c) Wednesday (d) Friday
36. 36.If 20 March is a Monday, what day of the week is 4 April? (a) Thursday (b) Monday (c) Tuesday (d) Wednesday
37. 37.Today is Saturday. What day of the week will it be after 35 days? (a) Sunday (b) Monday (c) Saturday (d) Friday
38. 38.Today is Tuesday. What day of the week will it be after 74 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
39. 39.If 6 July is a Monday, what day of the week is 14 July? (a) Wednesday (b) Monday (c) Tuesday (d) Thursday
40. 40.If 11 May is a Sunday, what day of the week is 8 June? (a) Sunday (b) Monday (c) Tuesday (d) Saturday

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