If They Pull In The Same Direction The Raft Experiences A Net External Force Of 3

Two lifeguards pull on ropes attached to araft. If they pull in the same direction, the raftexperiences a net external force of 318 N tothe right. If they pull in opposite directions,the raft experiences a net external force of115 N to the left.Draw a free body diagram for each situationand find the magnitude of the larger of the twoindividual forces.Answer in units of N.