The 1997 value of an object was $9500. in 2012, it was worth $5000. the annual percent of decay has been constant. what is the annual percent of decay? a) 1.19% b) 2.19% c) 3.19% d) 4.19%

Find the difference in the two numbers you're comparing and then divide that number by the original number and multiply by 100. it should give you the percentage of the value im not sure how to add the years in there.