1.The z1 and z2 rates are 1.2% and 1.3%, respectively.What is the one year forward rate one year in the future?

a)1.80%

b)1.40%

c)2.00%

d)1.60%

2.The z1 and z2 rates are 0.80% and 0.85%, respectively.What is 2r1?

a)1.20%

b)1.00%

c)1.10%

d)0.90%

3.The z2 and z4 rates are 3.0% and 3.9%, respectively.What is 4r2?

a)4.61%

b)5.01%

c)5.21%

d)4.81%