Question: what is the c (nf/km) when the l (mh/km) is 0.6099?
Schema: create table table_261642_3 (c__nf_km_ varchar, l__mh_km_ varchar, PRIMARY KEY (c__nf_km_))
SQL: select c__nf_km_ from table_261642_3 where l__mh_km_ = "0.6099"