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Convert 980 seconds to minutes... explain please ​

1 Answer

1 vote

The correct answer, in minutes, is: " 16
(1)/(3) minutes ".
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[Note: This is the same value as " 16 minutes and 20 seconds."].
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Explanation:

Convert 980 sec to "minutes".

Note the exact conversion:
60 sec = 1 minute.


So: Given the values in this question:
60 sec / 1 minute = "x minutes/ 980 sec" ;

that is:

"
(980 sec)/(1) *(1 min)/(60 sec) " ;
The units: "sec" ["seconds"] cancel out to: " 1 " ;

since: " [sec / sec = 1 ] ; and we can simplify and rewrite:

"
(980 min)/(60) = (980)/(60) min."

→ Now, cancel out the last numerical value of "zero"
(in both the numerator and the denominator); that is: to simplify the expression further—by dividing each side by "10" ;

to get: "
(98)/(6) min."

Then: divide the numerator by the denominator:
"[ 98 ÷ 6 = 16
(1)/(3) minutes ] ; — which is our answer.

Note: "1/3" of: "1 minute" = (1/3)*(60 seconds) = 20 seconds.

So; "16 1/3" minutes = 16 minutes and 20 seconds".

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The correct answer, in minutes, is: " 16

(1)/(3) minutes ".
[Note: This is the same value as " 16 minutes and 20 seconds."].
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Hope this answer and explanation is helpful to you!
Best of luck to you!

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User Yuvaraj V
by
5.6k points