Answer:
70.2%
Step-by-step explanation:
Given data
Initial weight =172 pounds
Final weight = 185 pounds
% increase= Final - Initial / final *100
% increase=185 - 172 / 185 *100
% increase= 13 / 185 *100
% increase=0.0702*100
% increase=70.2%
Hence the increase is 70.2%
