The figure has a tangent line drawn at a labeled point. c(t ) thousand chips 8 6 4 2 w t hours 0.5 1.0 1.5 2.0 2.5 3.0 (a) Estimate a second point on the tangent line. (Round your answer to two decimal places.) ( t , c ) Lol 1,3.5 (b) Calculate the rate of change of the function at the labeled point. (Round your answer to one decimal place.) 4.4 thousand chips per hour (c) Calculate the percentage rate of change of the function at the labeled point. (Round your answer to three decimal places.) 125.714 X % per hour