Answer:
the fraction would be [tex]\frac{1}{8}[/tex]
Step-by-step explanation:
The computation of the fraction of the wall does annika paint blue is shown below:
[tex]= Wall \ in\ the\ yellow \times yellow\ part\ blue\\\\= \frac{1}{2}\times \frac{1}{4}\\\\= \frac{1}{8}[/tex]
hence, the fraction would be [tex]\frac{1}{8}[/tex]
The same would be considered and relevant too/