How much force must be produced by the biceps brachii, attaching at 90? to the radius at 3 cm from the center of rotation at the elbow joint, to support a weight of 200 N held in the hand at a...

Extracted text: How much force must be produced by the biceps brachii, attaching at 90? to the radius at 3 cm from the center of rotation at the elbow joint, to support a weight of 200 N held in the hand at a distance of 30 cm from the elbow joint? (Neglect the weight of the forearm and hand, and neglect any action of other muscles)