two lifeguards pull on ropes attached to a raft. If they pull in the same direction, the raft experiences a net external force of 341 N to the right. If they pull in opposite directions, the raft experiences a net external force of 108 N to the left.

a) what is the magnitude of the larger of the two individual forces? (in units of N)

b) What is the magnitude of the smaller of the individual forces? (in units of N)