my question is attatched

Answer:
The answer you are looking for is [tex]21\\[/tex]
Step-by-step explanation:
[tex]\frac{1}{10}=\frac{x}{y}[/tex]
[tex]x=2*\frac{20}{210}[/tex]
[tex]y=20*\frac{20}{210}[/tex]
[tex]\frac{x}{y} =\frac{21}{210}[/tex]
Please mark brainliest have a nice day! Hope I helped.