The numerical measure of elasticity is
-
\(\frac{\text{%change in Q}}{\text{%change in P}}\)
- \(\frac{\text{change in Q}}{\text{change in P}}\)
- \(\frac{\text{%change in P}}{\text{%change in Q}}\)
- \(\frac{\text{change in P plus change in Q}}{\text{change in P}}\)