what is the sharp ratio in % after the acquisition given the following data.

Expected return: New branch office	12.50%
Expected return: Existing facilities	10.00%
Standard Deviation: New branch office	6.75%
Standard Deviation: Existing facilites	5.00%
Correlation coefficient with other services	0.35
% of total assets: New branch office	25.00%
% of total assets: Existing facilities	75.00%

My answer was incorrect

2.30