# Logarithmic Scales

posted by .

In 1995, Japan had an earthquake of magnitude 7.2. What is the magnitude of an earthquake that is twice as intense?

• Logarithmic Scales -

Nevermind, I figured it out.

• Logarithmic Scales -

7.5

## Similar Questions

1. ### Word problem 2

The 1985 Mexico city earthquake had a magnitude of 8.1 on the Richter scale. The 1976 earthquake in Tangshan, China was 1.26 times and intense. What was the magnitude of the Tangshan earthquake. Thanks
2. ### Pre-Calculus

The Richtr scale was evied y Cahrles F.Richter a American geologist. The scale is based on the equation M(x)=logx/x0(little 0), where x is the seismographic reading of the earthquake and x0 i 1 miron 0.001mm (the seismographic reading …
3. ### math

What is the magnitude on the Richter Scale of an earthquake measuring 3.7 x 10^5 i(sub 0)?
4. ### math30

The 1933 earthquake in Japan registered 8.9 on the Richter scale. a.The 1985 earthquake in Peru registered 7.7 on the Richter scale. How many more times intense was the earthquake in Japan?
5. ### pre-calc 12

Determine the magnitude of an earthquake that is 200 times as intense as an earthquake of magnitude 3.7 on the Richter scale.
6. ### College Algebra

This exercise deals with logarithmic scales. Earthquake A had a magnitude of 8.2 on the Richter scale. At the same time an earthquake B with magnitude 4.8 caused only minor damage. How many times more intense was earthquake A than …
7. ### Math

Logrithmetic Problem question Last week there was an earthquake that measured as a magnitude of 3.2 on the Richter scale. Today you hear on the radio that there was a second earthquake that was 27 times more intense than the first. …
8. ### Math Exponetial Function Problem Question?

Im confused if im doing this right Last week there was an earthquake that measured as a magnitude of 3.2 on the Richter scale. Today you hear on the radio that there was a second earthquake that was 27 times more intense than the first. …
9. ### Math

On Feb. 27th, 2010, an earthquake of magnitude 8.8 occurred off the coast of Chile lasting up to 3 minutes. Five months later, a 2nd earthquake occurred with magnitude of 5.3. How much more intense was the first earthquake compared …
10. ### math help plz really urgent

1. The formula M=log I/S determines the magnitude of an earthquake, where I is the intensity of the earthquake and S is the intensity of a “standard earthquake.” How many times stronger is an earthquake with a magnitude of 8 than …

More Similar Questions