Suppose the Ratio $a _ { n }$ Of Alligators to Pythons in a Marshland from 2001 to to Pythons

Multiple Choice

Suppose the ratio $a _ { n }$ of alligators to pythons in a marshland from 2001 to 2008 can be approximated by the model $a _ { n } = 24 - 3.5 n + 0.34 n ^ { 2 }$ $n = 1,2 , \mathrm {~K} , 8$ where $n$ is the year, with $n = 1,2 , \mathrm {~K} , 8$ corresponding to $2001,2002 , \mathrm {~K} , 2008$ In 2006, the total number of alligators and pythons in the marsh was about 900. In that year, how many were pythons?

A) 848
B) 55
C) 844
D) 52
E) 845