Question

A seismograph 300 km from the epicenter of an earthquake recorded a maximum amplitude of 5.8 multiplied by 102 µm. Find this earthquake's magnitude on the Richter scale.

Answer 1

I stole this from google but hey *shrugs*
log(4.5) / log(3.5) = 1.200.

Answer 2

cheat^

Answer 3

I know but I admitted it

Answer 4

*hangs head in shame*

Answer 5

lol thank you i put it in but it says its wrong

Answer 6

bummer..I take no blame, google made me do it

Answer 7

thats more than i could come up with