15 pts Use the following information to answer this and the next two questions. S(t)million students is the number of undergraduate students in the US, t years after fall 2010. A(t) gives the proportion of US undergraduate students awarded a Pell grant, t years after fall 2010. (Recall that a proportion is a percent written as a decimal.) In fall 2015, there were 22.7 million US undergraduate students, and this number was decreasing by 0.3 million students per year. Also in fall 2015, the proportion of undergraduate students in the US awarded Pell grants was 0.34, and this was decreasing by 0.02 per year. Part a) Using linearization of the function S (t) complete the following sentence by filling in the blank. The number of undergraduate students in the US in fall 2016 is estimated to have been million students. Note: Round the answer correct to three decimal places