Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 994 · 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 1 October is a Tuesday, what day of the week is 12 October? (a) Friday (b) Saturday (c) Monday (d) Sunday
2. 2.If 11 September is a Sunday, what day of the week is 8 October? (a) Sunday (b) Monday (c) Saturday (d) Friday
3. 3.If 26 March is a Sunday, what day of the week is 15 April? (a) Sunday (b) Saturday (c) Monday (d) Friday
4. 4.Today is Monday. What day of the week will it be after 42 days? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday
5. 5.If 15 March is a Saturday, what day of the week is 23 March? (a) Sunday (b) Monday (c) Tuesday (d) Saturday
6. 6.Today is Wednesday. What day of the week will it be after 43 days? (a) Saturday (b) Wednesday (c) Thursday (d) Friday
7. 7.Today is Sunday. What day of the week will it be after 69 days? (a) Saturday (b) Monday (c) Friday (d) Sunday
8. 8.If 3 August is a Thursday, what day of the week is 11 August? (a) Saturday (b) Sunday (c) Friday (d) Thursday
9. 9.If 15 May is a Monday, what day of the week is 13 June? (a) Thursday (b) Tuesday (c) Wednesday (d) Monday
10. 10.If 15 July is a Sunday, what day of the week is 28 July? (a) Monday (b) Saturday (c) Sunday (d) Friday
11. 11.Today is Friday. What day of the week will it be after 84 days? (a) Friday (b) Sunday (c) Thursday (d) Saturday
12. 12.Today is Saturday. What day of the week will it be after 99 days? (a) Tuesday (b) Monday (c) Saturday (d) Sunday
13. 13.If 14 March is a Sunday, what day of the week is 10 April? (a) Friday (b) Monday (c) Sunday (d) Saturday
14. 14.Today is Tuesday. What day of the week will it be after 39 days? (a) Monday (b) Sunday (c) Saturday (d) Friday
15. 15.If 12 May is a Thursday, what day of the week is 22 May? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
16. 16.If 10 June is a Tuesday, what day of the week is 18 July? (a) Saturday (b) Sunday (c) Friday (d) Thursday
17. 17.If 24 August is a Sunday, what day of the week is 20 September? (a) Sunday (b) Saturday (c) Friday (d) Monday
18. 18.If 15 January is a Monday, what day of the week is 23 January? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
19. 19.Today is Sunday. What day of the week will it be after 75 days? (a) Saturday (b) Sunday (c) Friday (d) Thursday
20. 20.If 24 March is a Saturday, what day of the week is 16 April? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
21. 21.If 6 May is a Monday, what day of the week is 17 May? (a) Thursday (b) Sunday (c) Friday (d) Saturday
22. 22.If 17 April is a Wednesday, what day of the week is 9 May? (a) Saturday (b) Thursday (c) Friday (d) Wednesday
23. 23.If 16 June is a Tuesday, what day of the week is 16 July? (a) Wednesday (b) Thursday (c) Saturday (d) Friday
24. 24.Today is Saturday. What day of the week will it be after 64 days? (a) Tuesday (b) Sunday (c) Monday (d) Saturday
25. 25.Today is Friday. What day of the week will it be after 23 days? (a) Tuesday (b) Sunday (c) Saturday (d) Monday
26. 26.If 12 July is a Saturday, what day of the week is 9 August? (a) Friday (b) Saturday (c) Monday (d) Sunday
27. 27.Today is Tuesday. What day of the week will it be after 78 days? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
28. 28.Today is Friday. What day of the week will it be after 37 days? (a) Tuesday (b) Saturday (c) Sunday (d) Monday
29. 29.If 7 March is a Thursday, what day of the week is 17 March? (a) Monday (b) Sunday (c) Saturday (d) Tuesday
30. 30.Today is Wednesday. What day of the week will it be after 73 days? (a) Friday (b) Monday (c) Saturday (d) Sunday
31. 31.Today is Tuesday. What day of the week will it be after 23 days? (a) Thursday (b) Wednesday (c) Saturday (d) Friday
32. 32.If 13 July is a Monday, what day of the week is 29 July? (a) Wednesday (b) Thursday (c) Friday (d) Tuesday
33. 33.Today is Monday. What day of the week will it be after 76 days? (a) Saturday (b) Monday (c) Sunday (d) Tuesday
34. 34.If 3 May is a Saturday, what day of the week is 17 May? (a) Monday (b) Sunday (c) Friday (d) Saturday
35. 35.Today is Friday. What day of the week will it be after 17 days? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
36. 36.Today is Monday. What day of the week will it be after 37 days? (a) Friday (b) Wednesday (c) Thursday (d) Tuesday
37. 37.If 17 April is a Wednesday, what day of the week is 6 May? (a) Monday (b) Sunday (c) Tuesday (d) Wednesday
38. 38.If 8 August is a Tuesday, what day of the week is 21 August? (a) Monday (b) Tuesday (c) Sunday (d) Wednesday
39. 39.Today is Saturday. What day of the week will it be after 82 days? (a) Friday (b) Wednesday (c) Saturday (d) Thursday
40. 40.If 5 March is a Wednesday, what day of the week is 18 March? (a) Monday (b) Thursday (c) Wednesday (d) Tuesday

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