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Calendar Reasoning - Intermediate Level: calendar calculations INTERMEDIATE

Master calendar reasoning concepts through this excellence pursuit practice set. Worksheet 16 of 30 contains 20 intermediate-level problems. Deep dive into calendar calculations while learning day finding, date arithmetic, leap year logic. Recommended for mid-level learners aiming for moderate complexity with mixed patterns.

📝 Worksheet 16 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Intermediate level

What you'll learn in this worksheet:
Your progress through Calendar Reasoning
Worksheet 16 of 30 (53% complete)

Question 1

In the following calendar grid for October 2025, how many Sundays are there? Mon Tue Wed Thu Fri Sat Sun | | 1 | 2 | 3 | 4 | 5 6 | 7 | 8 | 9 | 10 | 11 | 12 13 | 14 | 15 | 16 | 17 | 18 | 19 20 | 21 | 22 | 23 | 24 | 25 | 26
In October 2025, Sundays fall on: 5, 12, 19, 26. Total: 4.
grid, visual

Question 2

If 1 January 2022 was a Saturday, what day was 1 December 2022?
Calculated via Zeller's congruence: 1/12/2022 falls on Thursday.
date, sequence

Question 3

If yesterday was Thursday and tomorrow is Saturday, what day is today?
Using day relationships: If yesterday was Thursday and tomorrow is Saturday, = today? Friday
weekday, sequence

Question 4

In the calendar for May 2022, if the 1st falls on a Sunday, on which weekday will the 15th fall?
15th is 14 days later: (6+14)%7=6, so Sunday.
grid, position

Question 5

How many days did February have in the year 2007?
Year 2007 had 28 days in February.
leap-year, month

Question 6

If 1 January 2021 was a Friday, what day was 1 October 2021?
Calculated via Zeller's congruence: 1/10/2021 falls on Friday.
date, sequence

Question 7

If 17-04-2017 is a Monday, what day is 18-04-2019?
731 days later: day shifts by 3 days. Monday + 3 days = Thursday.
chain, multi-step

Question 8

A code says: 24/7 = Thursday. What does 24/8 equal? (Use same year)
Next month same date: calculated day_name(24,8,2025)=Sunday.
pair, month

Question 9

Which financial quarter and semester does 27-09-2048 fall in? (Note: Indian fiscal year starts April 1, where April-May-June = Q1/Semester 1, July-Aug-Sep = Q2/Semester 1, Oct-Nov-Dec = Q3/Semester 2, Jan-Feb-Mar = Q4/Semester 2)
For 27-09-2048: Fiscal Year 2048-2049, Quarter 2, Semester 1.
fiscal, quarter, semester

Question 10

In the following calendar grid for January 2020, how many Thursdays are there? Mon Tue Wed Thu Fri Sat Sun | | 1 | 2 | 3 | 4 | 5 6 | 7 | 8 | 9 | 10 | 11 | 12 13 | 14 | 15 | 16 | 17 | 18 | 19 20 | 21 | 22 | 23 | 24 | 25 | 26
In January 2020, Thursdays fall on: 2, 9, 16, 23. Total: 4.
grid, visual

Question 11

If the day before yesterday was not Wednesday, which day CANNOT be today?
If today were Friday, then day before yesterday would be Wednesday, which contradicts the condition.
conditional, logic

Question 12

How many days did February have in the year 2027?
Year 2027 had 28 days in February.
leap-year, month

Question 13

How many days did February have in the year 2014?
Year 2014 had 28 days in February.
leap-year, month

Question 14

How many odd days are there in 76 years starting from 1900? (Note: Odd days = remainder when total days are divided by 7)
Total days = 58×365 + 18×366 = 27758 days. Odd days = 27758 mod 7 = 3.
odd-days, span

Question 15

In 2022, on which date does Easter Sunday fall?
Easter Sunday in 2022 falls on April 17.
festival, holiday

Question 16

If 11-04-2012 is a Wednesday, what day is 18-04-2012?
7 days later: day shifts by 0 days. Wednesday + 0 days = Wednesday.
chain, multi-step

Question 17

In the calendar for Feb 2021, if the 1st falls on a Monday, on which weekday will the 15th fall?
15th is 14 days later: (0+14)%7=0, so Monday.
grid, position

Question 18

In the following calendar grid for April 2024, how many Tuesdays are there? Mon Tue Wed Thu Fri Sat Sun 1 | 2 | 3 | 4 | 5 | 6 | 7 8 | 9 | 10 | 11 | 12 | 13 | 14 15 | 16 | 17 | 18 | 19 | 20 | 21 22 | 23 | 24 | 25 | 26 | 27 | 28 29 | 30 | | | | |
In April 2024, Tuesdays fall on: 2, 9, 16, 23, 30. Total: 5.
grid, visual

Question 19

If yesterday was Friday and tomorrow is Sunday, what day is today?
Using day relationships: If yesterday was Friday and tomorrow is Sunday, = today? Saturday
weekday, sequence

Question 20

A code says: 18/1 = Saturday. What does 18/2 equal? (Use same year)
Next month same date: calculated day_name(18,2,2025)=Tuesday.
pair, month
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