Which of these is a group of organs that work together and perform one or more functions? • Organelle

• Organ System

•Molecule

•Tissue

Organ System, and organ system is a group of organs that work together to accomplish a goal. An example of this would the the Digestive system, this is a organ system made up of may organs such as your large and small intestine and stomach in order to complete your digestive track.

0,0

step-by-step explanation:

i think you would have to divide the money he had saved, which is $2,000 by the time he plans on exercising which is 40 hours, and the answer you get should tell you the answer to your question.