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A watch gains 7 minutes and 6 seconds every 6 days. If the r

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A watch gains 7 minutes and 6 seconds every 6 days. If the r [#permalink] New post 27 Jun 2018, 08:22
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A watch gains 7 minutes and 6 seconds every 6 days. If the rate of gain is constant, how much does the watch gain in one day?

(A) 1 min 1 sec

(B) 1 min 6 sec

(C) 1 min 11 sec

(D) 1 min 16 sec

(E) 1 min 21 sec
[Reveal] Spoiler: OA

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Re: A watch gains 7 minutes and 6 seconds every 6 days. If the r [#permalink] New post 28 Jun 2018, 11:56
Carcass wrote:
A watch gains 7 minutes and 6 seconds every 6 days. If the rate of gain is constant, how much does the watch gain in one day?

(A) 1 min 1 sec

(B) 1 min 6 sec

(C) 1 min 11 sec

(D) 1 min 16 sec

(E) 1 min 21 sec


Solution plz...Carcass
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Re: A watch gains 7 minutes and 6 seconds every 6 days. If the r [#permalink] New post 28 Jun 2018, 12:53
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Carcass wrote:
A watch gains 7 minutes and 6 seconds every 6 days. If the rate of gain is constant, how much does the watch gain in one day?

(A) 1 min 1 sec

(B) 1 min 6 sec

(C) 1 min 11 sec

(D) 1 min 16 sec

(E) 1 min 21 sec



Here;
7 minutes and 6 seconds = 7*60 + 6 = 426 seconds, a watch gain every 6days.

Therefore the watch gain in 1 day = 426/6 = 71 seconds = 1 minute and 11 seconds.
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Re: A watch gains 7 minutes and 6 seconds every 6 days. If the r   [#permalink] 28 Jun 2018, 12:53
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A watch gains 7 minutes and 6 seconds every 6 days. If the r

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