How many seconds are in 9 h? a. 400 s b. 540 s c. 32,400 s d. 64,800 s

asked Mar 16, 2017 187k views

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5 votes

Answer:

32,400

Explanation:

Ido Green answered Mar 19, 2017

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1 vote

60 seconds in a minute....and 60 minutes in an hr.
60 x 60 = 3600 seconds per hr
3600 * 9 = 32,400 seconds in 9 hrs

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