Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 450 · 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 Monday. What day of the week will it be after 30 days? (a) Friday (b) Thursday (c) Tuesday (d) Wednesday
2. 2.Today is Wednesday. What day of the week will it be after 10 days? (a) Monday (b) Sunday (c) Friday (d) Saturday
3. 3.If 10 January is a Saturday, what day of the week is 18 January? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
4. 4.If 2 March is a Tuesday, what day of the week is 14 March? (a) Tuesday (b) Saturday (c) Monday (d) Sunday
5. 5.Today is Sunday. What day of the week will it be after 44 days? (a) Monday (b) Tuesday (c) Wednesday (d) Thursday
6. 6.If 16 May is a Saturday, what day of the week is 19 June? (a) Sunday (b) Friday (c) Saturday (d) Thursday
7. 7.If 21 May is a Friday, what day of the week is 6 June? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
8. 8.If 17 May is a Sunday, what day of the week is 13 June? (a) Sunday (b) Saturday (c) Friday (d) Monday
9. 9.If 14 July is a Saturday, what day of the week is 10 August? (a) Sunday (b) Thursday (c) Saturday (d) Friday
10. 10.Today is Sunday. What day of the week will it be after 80 days? (a) Friday (b) Tuesday (c) Thursday (d) Wednesday
11. 11.If 3 January is a Saturday, what day of the week is 12 January? (a) Sunday (b) Tuesday (c) Wednesday (d) Monday
12. 12.If 1 May is a Saturday, what day of the week is 12 May? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
13. 13.Today is Sunday. What day of the week will it be after 64 days? (a) Tuesday (b) Wednesday (c) Monday (d) Sunday
14. 14.Today is Thursday. What day of the week will it be after 78 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
15. 15.If 7 August is a Wednesday, what day of the week is 15 August? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
16. 16.If 10 March is a Saturday, what day of the week is 4 April? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday
17. 17.If 26 April is a Monday, what day of the week is 19 May? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
18. 18.If 29 January is a Saturday, what day of the week is 4 February? (a) Friday (b) Sunday (c) Saturday (d) Thursday
19. 19.Today is Sunday. What day of the week will it be after 81 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
20. 20.Today is Sunday. What day of the week will it be after 29 days? (a) Wednesday (b) Tuesday (c) Sunday (d) Monday
21. 21.If 1 May is a Thursday, what day of the week is 17 May? (a) Saturday (b) Sunday (c) Friday (d) Monday
22. 22.If 5 May is a Tuesday, what day of the week is 19 May? (a) Wednesday (b) Tuesday (c) Monday (d) Thursday
23. 23.If 16 June is a Friday, what day of the week is 7 July? (a) Thursday (b) Friday (c) Sunday (d) Saturday
24. 24.Today is Tuesday. What day of the week will it be after 57 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
25. 25.If 6 January is a Thursday, what day of the week is 19 January? (a) Tuesday (b) Wednesday (c) Friday (d) Thursday
26. 26.Today is Friday. What day of the week will it be after 63 days? (a) Saturday (b) Sunday (c) Thursday (d) Friday
27. 27.Today is Monday. What day of the week will it be after 81 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
28. 28.If 3 October is a Monday, what day of the week is 11 October? (a) Thursday (b) Tuesday (c) Monday (d) Wednesday
29. 29.If 12 January is a Tuesday, what day of the week is 14 February? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
30. 30.If 24 May is a Tuesday, what day of the week is 16 June? (a) Friday (b) Thursday (c) Saturday (d) Wednesday
31. 31.If 13 May is a Thursday, what day of the week is 21 May? (a) Thursday (b) Friday (c) Sunday (d) Saturday
32. 32.Today is Saturday. What day of the week will it be after 45 days? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
33. 33.Today is Wednesday. What day of the week will it be after 53 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
34. 34.Today is Wednesday. What day of the week will it be after 21 days? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
35. 35.If 21 April is a Wednesday, what day of the week is 17 May? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
36. 36.Today is Thursday. What day of the week will it be after 30 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
37. 37.Today is Sunday. What day of the week will it be after 83 days? (a) Sunday (b) Saturday (c) Monday (d) Friday
38. 38.Today is Wednesday. What day of the week will it be after 81 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
39. 39.If 5 March is a Monday, what day of the week is 16 March? (a) Sunday (b) Saturday (c) Friday (d) Thursday
40. 40.If 14 May is a Saturday, what day of the week is 3 June? (a) Sunday (b) Thursday (c) Friday (d) Saturday

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