hi ,

To determine which days occur five times in April of that year, follow these steps:

Step 1: Determine the Year Type

• 27th December was a Monday , meaning 1st January of the following year was a Saturday .
• We need to find which year had 27th December on a Monday .
• Checking back:
  • 2021 had 27th December on a Monday , so the year in question is 2021 .

Step 2: Find the Days of April 2021

• April has 30 days , which means it has 4 full weeks + 2 extra days .

• 1st April 2021 was a Thursday (as 1st Jan 2021 was Friday).

• follow the pattern of the April month .

Step 3: Identify the Days Occurring 5 Times

• The days appearing 5 times in April 2021 are:
  • Thursday (1, 8, 15, 22, 29)
  • Friday (2, 9, 16, 23, 30)

Final Answer:

The days that occur five times in April of that year are Thursday and Friday .

hope this helps