Answer:
% in T bills = 18.92%, % in P = 81.08%
Explanation:
Portfolio return = Weighted average return
Return of portfolio P = 0.14*0.6 + 0.10*0.4
Return of portfolio P = 0.124
Let % money in T bills be x
0.11 = 0.05*x + 0.124*(1-x)
0.11 = 0.05x + 0.124 - 0.124x
0.014 = 0.074x
x = 18.92%
Hence, % in T bills = 18.92%, % in P = 81.08%