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UPSC Prelims

Mathematics

Theme:

Clocks and Calendars / घड़ी और कैलेंडर

Q35 2022, Clocks and Calendars

How many seconds in total are there in x weeks, x days, x hours, x minutes and x seconds?

x सप्ताह, x दिन, x घण्टे, x मिनट और x सेकण्ड में कुल कितने सेकण्ड हैं?

Explanation Please wait..

1 day = 24 hr, 1hr = 60 minutes, 1minute = 60 seconds.

So, x minutes = 60 x seconds;

x hours = 60 x minutes = 3600 x seconds;

x days = 24 x hours = 24×60 x minutes = 24 × 3600 x seconds = 86400 x seconds;

x weeks = 7 x days = 7 × 24 x hours = 7 × 24 × 60 x minutes = 7 × 24 × 3600 x seconds = 6,04,800 x seconds.

Thus in x weeks, x days, x hours, x minutes and x seconds there will be

6,04,800 x + 86400 x + 3600 x + 60 x + x = 694861 x seconds.

व्याख्या Please wait..

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