a penguin swimming underwater goes 20 meters in 8 seconds. what is its average speed?

Question

a penguin swimming underwater goes 20 meters in 8 seconds. what is its average speed?

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Verity 3 years 2021-07-25T13:21:18+00:00 1 Answers 33 views 0

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    2021-07-25T13:23:01+00:00

    Answer:

    The Average Speed Is 2.5 m/s

    Explanation:

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )