Want to know whether that pulley system you have just created to drag your car/client/bucket of cement up the side of your scaffolding , is a 2:1, 3:1 or a 9:1???
Well let me broaden your skill base with the essential information that if the rope is tied off at the load end pulley then it must be an odd number (e.g. 3:1). Tied off at the anchor and it is even (e.g. 2:1). Simple top tip. More to follow one day…