The Richter magnitude M is given by the model M=log (I/I0 where I is the intensity of the earthquake in 100 km from the epicenter and I0 is the smallest seismic activity that can be measured. A recent earthquake measured 6.2 on the Richter scale. How many times more intense was this earthquake the measured 5.8 on the Richter scale?
A. 5.5
B. 3
C. 2.5
D. 2.9

answer:   expression= p+p*d%

price reduction + sale price = $625

sale price: $p+$p*d%

where d% is the percentage of discount

step-by-step explanation:

original price = p

price went down by $150 price reduction $p*d%

sale price= $ 475

therefore the price before sale is: $625

and the expression that shows the price before sale is: p+p*d%

need more info

step-by-step explanation:

what do you mean by "representation"? graph? table? etc.