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An earthquake registered 7.4 on the Richter scale. If the reference intensity of this quake was 2.0 × 1011, what was its intensity?

An earthquake registered 7.4 on the Richter scale. If the reference intensity of this quake was 2.0 × 1011, what was its intensity?
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An earthquake registered 7.4 on the Richter scale. If the reference intensity of this quake was 2.0 × 1011, what was its intensity?

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User Duncan Groenewald
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8.0k points

1 Answer

1 vote
32.0 you just add the first and last numbers then muptily the middle number by you anwser and divdie your 2 anwsers to gether
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User Matt Anderson
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