SOLUTION
Given the question, the folowing are the osolution steps to answer the question.
Let the origipal price be p and the current price be c.
Therefore, the required perentage is given by:
[tex]\frac{c-p}{p}\times100\%[/tex]Substitute c=378 and p=140 into the expression:
[tex]\frac{378-140}{140}\times100\%=170\%[/tex]Therefore, the required percentage is 170%
