Question

How do I find the correct answer for the two blanks?

Answer 1

`\begin{gathered} (P^(\prime)R^(\prime))/(PR)=(3-1)/(6-2)=(2)/(4)=(1)/(2) \\ \\ (P^(\prime)S^(\prime))/(PS)=(5-1)/(10-2)=(4)/(8)=(1)/(2) \end{gathered}`