Hp Officejet 5610?

ANY1 recently bought HP OFFICEJET 5610..MY cousin has recently bought it at 8600R.s.however I found on various websites its price as 7500R.s..

another important thing I want to ask that my cousin says that it consumes much much ink!!!

is it really the case?????

I took suggestions before on this forum but one of the members suggested that its good enough and doesnt consume much ink..howeve I am getting the contrary results from my cousin!!!

so share plz