Calculate the Price Elasticity of Demand for the Following Products

Short Answer

Calculate the price elasticity of demand for the following products using the midpoint formula, and rank them from most elastic demand to most inelastic demand.
$$\begin{array} { | l | l | l | l | } \hline & \text { Beef } & \text { Chicken } & \text { Pork } \\\hline \text { P1 } & 2.5 & 5 & 3 \\\hline \text { P2 } & 2 & 4 & 2.5 \\\hline \text { Q1 } & 800 & 1,000 & 700 \\\hline \text { Q2 } & 1,200 & 1,250 & 800 \\\hline\end{array}$$