Use Solver and the information below to find the highest Sharpe ratio portfolio (long-only, no short sales allowed). The

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Use Solver and the information below to find the highest Sharpe
ratio portfolio (long-only, no short sales allowed). The riskless
rate of 0.1. What is the standard deviation of this optimized
portfolio (in the same units as below)?
The expected EXCESS returns of the five assets are:
A
B
C
D
E
0.49
0.58
0.85
0.37
0.50
And covariance matrix of the 5 assets is:
A
B
C
D
E
A
24
15
10
10
14
B
15
24
13
15
17
C
10
13
16
9
11
D
10
15
9
36
12
E
14
17
11
12
23