What was the day of the week on 15 August, 1947 ?
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What was the day of the week on 15 August, 1947 ?
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Solution:

 15 Aug. 1947

$=1946$ years $+227$ days $=1600 y r s+300 y r s+227$ days In 1600 years, no. of odd days $=0$ In 300 years, no. of odd days $=1$ In 46 years, no. of odd days $=11$ leap years $+35$ general years $=(11 \times 2)+(35 \times 1)=57$

$=1$ odd day

In 227 days, no. of odd days

$=3$ odd days

Total no. of odd days

=0+1+1+3=5

$\therefore$ Required day is Friday; Ans.

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