ANSWER FOR If the six month spot rate is 4% and the one-year spot rate is 4.4%, what is the six month forward six months hence:

F= ( 1 + z2 )^2 / (1 + z1) -1

F= (1.022)^2 / (1.02) -1

F= (1.04448) / (1.02) -1

F= 1.0240039 -1

F= .0240039

x 100

F = 2.40039

x 2

F = 4.80%