Use Formula 12.1 to supply the missing values:

	E(Ri)	Rf	i	E(Rm)
a.	____	8%	1.0	18%
b.	____	8%	0.5	18%
c.	____	8%	1.5	18%
d.	____	6%	0.8	20%
e.	____	7%	-0.9	15%
f.	14%	9%	____	19%
g.	12%	8%	____	24%
h.	22%	10%	____	18%
i.	-2%	8%	____	18%
j.	15%	5%	1.0	____
k.	10%	5%	0.5	____
l.	18%	9%	0.9	____
m.	22%	7%	1.2	____
n.	-2%	6%	-1.1	____
o.	6%	____	0.0	14%
p.	14%	____	0.5	18%
q.	25%	____	2.0	15%
r.	-5%	____	-1.5	14%