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A manatee surfaced for air 3 times in 243 seconds. How many seconds went by before the manatee surfaced the first time if it held its breath for the same rate?

A manatee surfaced for air 3 times in 243 seconds. How many seconds went by before the manatee surfaced the first time if it held its breath for the same rate?
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A manatee surfaced for air 3 times in 243 seconds. How many seconds went by before the manatee surfaced the first time if it held its breath for the same rate?

User Scott Lemmon
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1 Answer

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81 seconds since 243 divided by 3 is 81 and he held the same rate
User VanOekel
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