Find the slope of the line and write a sentence using the slope as a rate of cha

Question

Find the slope of the line and write a sentence using the slope as a rate of change. The people of country A are keeping their cars longer. The graph below shows the median age y (in years) of automobiles in country A for the years shown 6 0 (Round to two decimal places as needed.) Write a sentence using the slope as a rate of change. Select the correct choice below and fill in the answer box to complete your choice OA. Every year, the age of automobiles in country A increases by year OB. Every year, the age of automobiles in country A decreases by year O C. Every year, the median age of automobiles in country A decreases byyear (2004,8.5) D. Every year, the median age of automobiles in country A increases by year

Explanation / Answer

from two points ( 2008 , 9.1 ) and ( 2004 , 8.5 )

slope = y2 - y1 / x2 - x1

m = ( 9.1 - 8.5 ) / (2008 - 2004)

m = 0.15

every year the meadian age of automobiles in country increases by 0.15 year

option d is correct

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