Mathematics, 17.11.2019 20:31 kskfbfjfk

An adult's heart beats 2,100 times every 30 minutes. a baby's heart beats 2,600 times every 20 minutes. how many more beats does a baby's heart beat in 60 minutes than an adult's heart?

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An adult's heart beats 2,100 times every 30 minutes. a baby's heart beats 2,600 times every 20 minut...

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