what percent of the area of triangle PQR is the area of triangle QRS assuming that both triangles have the same height.

PLEASE PLEASE PLEASE I NEED HELP ASAP THIS IS DUE TOMORROW AND I CANT FIGURE OUT THE ANSWER!!!

what percent of the area of triangle PQR is the area of triangle QRS assuming that both triangles have the same height PLEASE PLEASE PLEASE I NEED HELP ASAP THI class=