Answer:
the segment return on assets for segment B is 51.33%
Step-by-step explanation:
The computation of the segment return on assets for segment B is shown below:
For segment B
= Segment operating income ÷ average assets 
= $311,900 ÷ $607,650
= 51.33%
Hence, the segment return on assets for segment B is 51.33%
We simply applied the above formula so that the correct value could come 
And, the same is to be considered