55 fiveOur listings span all senior housing types and care levels, from 55+ apartments to nursing homes. ® is a partner site of . Lifestyle Guides. Senior Housing Guide .Misc 21 Find the sum of the following series upto n terms: (i) 5 + 55 + 555 + This is not GP but it can relate it to a GP by writing as Sum = 5 + 55 + 555 +.. to n terms =