The partial model lists sixty six different combinations of portfolio weights (only six of them are shown below). For each combination of weights, find the required return and standard deviation.

wA	wB	wC	p	rp
0%	80%	20%
10%	70%	20%
30%	10%	60%
50%	20%	30%
60%	10%	30%
70%	20%	10%