How to convert this sql to linq

select Name,openissues,TotalIssues,((openissues*100)/TotalIssues) as IssuePerc
from(
select Agencies.Name as Name,count(Agencies.Name)as openissues,
(select COUNT(*) from BackToOperations where IsResolved =0)as TotalIssues
from Agencies
join Claims
on Agencies.AgencyId=Claims.AgencyId
join BackToOperations
on Claims.ClaimId =BackToOperations.ClaimId
where IsResolved =0
group by Agencies.Name,IsResolved
) as X