Because unintended lane changes by distracted drivers are responsible for 43% of all highway fatalities, Ford Motor Co. and Volv
o launched a program to develop technologies to prevent accidents by sleepy drivers. A device costing $260 tracks lane markings and sounds an alert during lane changes. If these devices are included in 100,000 new cars per year beginning 3 years from now, what would be the present worth of their cost over a 10-year period at an interest rate of 10% per year?
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