The rate of sales of bottled water in a country for the period 20072014 can be approximated by s(t) = 0.05t2 0.26t + 8.8 billion gallons per year (0 s t s 7), where t is time in years since the start of 2007. Use an indefinite integral to approximate the total sales 5(t) of bottled water since the start of 2007. (Round your coefficients to four decimal places.) S(t) = 7' how much bottled water was sold from the start of 2007 to the start of 20147 HINT [At the start of 2007, sales since that time are zero.] (Round your answer to two decimal places.) b' lion gallons