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math

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on the average your heart beats about 72 time per minute. at this rate, about how many time will it beat in 30-day month and in a year and in your lifetime, if you live to 72 years of age?

  • math -

    72 times a minutes * 60 min./hr * 24 hr/day * 365.25 days a year * 72 years
    =3*109 times approximately.

  • math -

    Tanyas heart beats 68 times per minute how many times does it beat in one hour

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