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The 1989 World Series San Francisco quake was initially reported to have magnitude 7.0, but later this was revised to 7.1. How much energy released corresponds to this increase in magnitude? (Round your answer to two decimal places.)

  • Math2 -

    A bacteria culture had a population of 10 million at 10:00 A.M., and by 2:00 P.M. had grown to 14 million.
    (a) Predict the population at 6:00 P.M. that same day. (Round your answer to one decimal place.)
    (b) When will the population double in size? (Round your answer to the nearest minute.)

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