Review Test 2.2. Question 1 What is the unit rate of each? What is the better buy? 6 pack of Coke for $1.89 12 pack of Coke for $3.79 20 pack of Coke.
Comparison of PM exhaust emissions measured at a chassis dynamometer and on-road chasing Rainer Vogt, Volker Scheer, Roberto Casati Ford Forschungszentrum.
