Question 470604
In 2004, 41.2 million people
were enrolled in Medicare, an increase of 5.1% from
2000. How many people were enrolled in Medicare in
2000?

percent   million
105.1----41.2
100--------x
so 105.1 percent would be 41.2 and 100 percent would be x, cross multiply and solve for x
105.1x=4120
x=39.2 million