85 bars of 4/4 at 120 BPM, about 2:49 of playing, on crash, hi-hat, snare and kick.
The beat the song is built on is a 2-bar phrase, played through bars 2-20, 22-24 and 26-60, and 2 more places -- 94.1% of every bar the kit plays. Learn that one and the song is very nearly finished.
85 bars: 85 keep time. The longest unbroken stretch of time is bars 1-85.
120 BPM, in 4/4, with the time kept in sixteenth notes. The room plays it at any tempo from a quarter of that up to the written one, against the record where the record can follow.
46 out of 100, a step up from a first song, and the work is in the independence between the hands and the feet. The beat itself is 34 out of 100; the rest of the number is everything around it.
85 bars, about 2:49 at the written tempo. The course breaks it into 4 exercises over 2 sittings, about 23 minutes each.
crash, hi-hat, snare and kick. Nothing in the part asks for anything else.