I need linq query for report using mvc5 c#

I need below result in linq query using mvc5

DateNewRegistrationCumulativeRegistrationNewApplicationCumulativeApplication09-02-2018131209-01-20182211

I am using below two tables Registration and Application to get above counts report base on Dates, from 1 Sept 2018 to till and grid should be date descending order as above output my report. New Registration means on that day how registration came, cumulative registrations means sum of registration counts on that particular day. And Application concept as same as registration.

1) Registration

NameEmailRegDateMazharKhan@gmail.com           2018-09-0213:08:32.303
mohan                                 m@gmail.com                2018-09-0113:08:32.303
kjdj                                  k@gmail.com                  2018-09-0113:08:32.303

2) Application

TitleSectorAppDate
 kk                     jj                  2018-09-0213:08:32.303
 mm                     tt                  2018-09-0113:08:32.303

You can also check how cumulation count should in image view

enter image description here

I search lot but still not getting any idea, thank you in advance