Problema Solution
The length that a hanging spring stretches varies directly as the weight placed at the end of the spring. If a weight of 6 lb stretches a certain spring 8 in., how far will the spring stretch if the weight is increased to 41 lb?
Answer provided by our tutors
weight of 6 lb stretches a certain spring 8 in.
weight of 1 lb stretches to spring 8/6 in
weight of 41 lb stretches 8/6*41=54.66 in