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Number of Odd Days in "n" Centuries (in Hindi)
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Here we discuss Calendar questions based on Centuries, No. of Odd days in centuries, To find last day of a century, Examples etc.

Bhavuk Pujara
MDI Gurgaon ‘18 Rank 3rd | CAT 98.3 | NMAT 98.8

U
KB
maam which book are you using in this video?
PRIYA Jain
a year ago
Ncert+ Poonam Gandhi+ Subhash dey+ Meena Verma+ my own language
Bhavuk Pujara
a year ago
Sai, Odd days is the Remainder when you divide 124 by 7... which is 5 here.
100-3 kyu kiya please sir btaiye
Bhavuk Pujara
2 years ago
Vimal Singh, We’ve solved many examples in this question, please tell me the time stamp of your doubt. Kis time pe aya hai ye step??
SS
sir 400 century wala questions ma aapna 400/4=1 ordinary year KO ordinary year ma kyu Nahi add Kiya like 303+1 clear my confusion please sir
Bhavuk Pujara
2 years ago
Hi Shashi, that’s because for a century to be LEAP year, it has to be a multiple of 400... E.g. Years 400 AD, 800 AD, 1200 AD are LEAP years whereas years 100 AD, 200AD, 300 AD etc. are NOT LEAP years.
1. FEBRUARY 2016 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 CALENDARS Questions Find No. of Odd days in Centuries

2. Odd days Question 1: Calculate no. of Odd days in the 1st Century 1st 100 years Step 1: Find no. of Leap & Ordinary years 100/4 25 However, since 100 is not divisible by 400 >25-1 24 Leap years 100-24 76 Ordinary years Step 2: Find no. of Odd days 24 x 2 48 Odd days 76x 1 76 Odd days

3. Odd days 4876 124 Odd days > 124/7 5 days Answer Step 3. Using Reference table, find last day of the 1st century i.e. 31st December Reference Chart Number of odd days 0 Day of the week Sunday Monday Tuesday Wednesday Thursday Friday Saturday 2 4 5

4. Odd days Therefore, last day of the 1st Century was Friday (5 Odd days) Answer

5. Odd days Question 1: Calculate no. of Odd days in the 1st 2 centuries > 1st 200 years Step 1: Find no. of Leap & Ordinary years 200/4- 50 However, since years 100 & 200 are not divisible by 400 >50 - 2 48 Leap years 200 48-152 Ordinary years Step 2: Find no. of Odd days 48 x 2 96 Odd days 152 x 1 152 Odd days

6. Odd days > 96 + 152 248 Odd days 248/7 3 Odd days Answer Step 3. Using Reference table, find last day of the 2nd century Reference Chart Number of odd days 0 Day of the week Sunday Monday Tuesday Wednesday Thursday Friday Saturday 2 4 5

7. Odd days Therefore, last day of the 2nd century was Wednesday (3 Odd days) Answer

8. Odd days Question 1: Calculate no. of Odd days in the 1st 3 centuries > 1st 300 years Step 1: Find no. of Leap & Ordinary years 300/4 75 However, since years 100, 200 & 300 are not divisible by 400 75 -3-72 Leap years 300 72- 228 Ordinary years Step 2: Find no. of Odd days 72 x 2 144 Odd days 228 x 1 228 Odd days

9. Odd days 144 228 372 Odd days 372/7 1 Odd dayAnswer Step 3. Using Reference table, find last day of the 3rd century Reference Chart Number of odd days 0 Day of the week Sunday Monday Tuesday Wednesday Thursday Friday Saturday 2 4 5

10. Odd days Therefore, last day of the 3rd century was Monday (1 odd day) Answer