Answer:
0.60%
Explanation:
The computation of the current rate for a two year treasury security is shown below:
= (1 + current one year t-bill rate) × (1 + expected one year rate)^1 ÷ 2 -1
= (1 + 0.40%) × (1 + 0.80%)^1 ÷ 2 -1
= (1.004 × 1.008)^1 ÷ 2 -1
= 1.012032 ^1 ÷ 2 -1
= 1.0059980119 - 1
= 0.60%
We simply considered the information that is given in the question