Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 611 · 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 12 March is a Friday, what day of the week is 26 March? (a) Thursday (b) Saturday (c) Sunday (d) Friday
2. 2.Today is Thursday. What day of the week will it be after 38 days? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
3. 3.If 15 July is a Monday, what day of the week is 28 July? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
4. 4.If 15 January is a Tuesday, what day of the week is 25 January? (a) Friday (b) Thursday (c) Sunday (d) Saturday
5. 5.Today is Sunday. What day of the week will it be after 49 days? (a) Monday (b) Saturday (c) Sunday (d) Tuesday
6. 6.If 8 August is a Monday, what day of the week is 22 August? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
7. 7.If 17 June is a Monday, what day of the week is 20 July? (a) Saturday (b) Monday (c) Sunday (d) Friday
8. 8.If 20 March is a Thursday, what day of the week is 12 April? (a) Monday (b) Saturday (c) Sunday (d) Friday
9. 9.Today is Saturday. What day of the week will it be after 78 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
10. 10.If 15 March is a Sunday, what day of the week is 30 March? (a) Monday (b) Sunday (c) Wednesday (d) Tuesday
11. 11.Today is Monday. What day of the week will it be after 10 days? (a) Saturday (b) Wednesday (c) Friday (d) Thursday
12. 12.If 7 January is a Monday, what day of the week is 16 January? (a) Wednesday (b) Friday (c) Tuesday (d) Thursday
13. 13.Today is Saturday. What day of the week will it be after 61 days? (a) Friday (b) Saturday (c) Wednesday (d) Thursday
14. 14.If 5 August is a Tuesday, what day of the week is 14 August? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
15. 15.If 12 May is a Tuesday, what day of the week is 20 May? (a) Tuesday (b) Friday (c) Thursday (d) Wednesday
16. 16.Today is Tuesday. What day of the week will it be after 88 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
17. 17.If 10 August is a Saturday, what day of the week is 25 August? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
18. 18.If 16 March is a Saturday, what day of the week is 1 April? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
19. 19.If 11 July is a Monday, what day of the week is 21 July? (a) Thursday (b) Friday (c) Saturday (d) Wednesday
20. 20.If 8 December is a Tuesday, what day of the week is 19 December? (a) Friday (b) Monday (c) Sunday (d) Saturday
21. 21.If 14 May is a Monday, what day of the week is 3 June? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
22. 22.If 21 July is a Monday, what day of the week is 3 August? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
23. 23.If 10 October is a Tuesday, what day of the week is 21 October? (a) Saturday (b) Sunday (c) Monday (d) Friday
24. 24.Today is Monday. What day of the week will it be after 46 days? (a) Saturday (b) Thursday (c) Sunday (d) Friday
25. 25.If 11 December is a Saturday, what day of the week is 19 December? (a) Saturday (b) Monday (c) Tuesday (d) Sunday
26. 26.Today is Saturday. What day of the week will it be after 55 days? (a) Saturday (b) Thursday (c) Friday (d) Sunday
27. 27.If 17 September is a Friday, what day of the week is 20 October? (a) Wednesday (b) Tuesday (c) Friday (d) Thursday
28. 28.Today is Friday. What day of the week will it be after 21 days? (a) Saturday (b) Friday (c) Sunday (d) Thursday
29. 29.If 19 March is a Wednesday, what day of the week is 11 April? (a) Saturday (b) Friday (c) Thursday (d) Sunday
30. 30.Today is Thursday. What day of the week will it be after 79 days? (a) Sunday (b) Friday (c) Saturday (d) Monday
31. 31.If 3 July is a Tuesday, what day of the week is 13 July? (a) Sunday (b) Friday (c) Thursday (d) Saturday
32. 32.Today is Wednesday. What day of the week will it be after 84 days? (a) Thursday (b) Friday (c) Tuesday (d) Wednesday
33. 33.If 31 March is a Wednesday, what day of the week is 12 April? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
34. 34.Today is Friday. What day of the week will it be after 86 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
35. 35.If 13 May is a Tuesday, what day of the week is 8 June? (a) Tuesday (b) Monday (c) Sunday (d) Saturday
36. 36.If 24 March is a Saturday, what day of the week is 16 April? (a) Tuesday (b) Monday (c) Wednesday (d) Sunday
37. 37.If 15 March is a Wednesday, what day of the week is 25 March? (a) Sunday (b) Friday (c) Monday (d) Saturday
38. 38.If 5 January is a Tuesday, what day of the week is 18 January? (a) Sunday (b) Monday (c) Wednesday (d) Tuesday
39. 39.Today is Wednesday. What day of the week will it be after 82 days? (a) Wednesday (b) Monday (c) Tuesday (d) Sunday
40. 40.If 4 March is a Friday, what day of the week is 16 March? (a) Thursday (b) Tuesday (c) Friday (d) Wednesday

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