The number of retail drug prescriptions (in millions) can be approximated by y=80.53x+2912.78 where x=0 corresponds to the year 2000. Find the approximate number of prescriptions in the following years.

(a)2004

(b)2006

(c)Assuming that this model remains accurate, in what year will the number of prescriptions be 4,750,000,000?

(a) In 2004, the approximate number of prescriptions was ___million.(Type an integer or decimal rounded to two decimal places as needed.)

(b) In 2006, the approximate number of prescriptions was ___million.(Type an integer or decimal rounded to two decimal places as needed.)

(c) The number of prescriptions will be 4, 750,000,000 in the year ____