Question

Sandeep celebrated his birthday on 12 August 1988 on Friday, next time he celebrated his birthday on Friday in which year?​

Answer 1

Step-by-step explanation:

Sandeep celebrate his birthday in 1995 in Friday.

Answer 2

Concept

A year has $365$ days and a leap year has $366$ days which occurs after every $4$ years. And a year with $365$ days the same date appears as next weekday in next year and in case of leap year next to next weekday appears on same date.

Given

Sandeep celebrated his birthday on $12$ August $1988$ on Friday.

To Find

We have to find the year Sandeep will celebrate his birthday on Friday.

Solution

According to the problem,

$1988$- is a leap year containing $366$ days hence in $1989$ his birthday will be on Friday +$2$= Sunday.

$1990$ contains $365$ days hence his birthday will be on Sunday +$1$= Monday.

$1991$ contains $365$ days hence his birthday will be on Monday +$1$=Tuesday.

$1992$ is leap year containing $366$ days hence his birthday will be on Tuesday +$2$= Thursday.

$1993$ contains $365$ days hence his birthday will be on Thursday +$1$=Friday.

Hence, Sandeep will celebrate his birthday on Friday in the year $1993$.

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