(Refer to figure 49.) When conducting a missed approach from the LOC/DME RWY 21 approach at PDX, what is the Minimum Safe Altitude (MSA) while maneuvering between the runway and BTG VORTAC?

Which fixes on the IAP Charts are initial approach fixes?

(Refer to figure 119.) The final approach fix for the precision approach is located at

(Refer to figure 36A.) Under which condition should the missed approach procedure for the RNAV RWY 33 approach be initiated?

You arrive at your destination airport on an IFR flight plan. Which is the prerequisite condition for the performance of a contact approach?