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16-05-2019
Mathematics

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A manatee surfaced for air 3 times in 120 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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chloechilingirian chloechilingirian

13-12-2020

Answer:40

Divide 120 by 3

so lets simplify this equation to do it mentally

turn 120=12

now 12÷ 3=4

the zero from 120 will be added to 4

because of the tens place it becomes 40

hope this helps! if so please leave a brainliest.

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