A Construction Supervisor of Mass M = 80

A construction supervisor of mass M = 80.0 kg is standing on a board of mass m = 30.0 kg.Two sawhorses at a distance L = 4.00 m apart support the board.If the man stands a distance x₁ = 1.25 m away from sawhorse 1 as shown,what is the force that the board exerts on that sawhorse?

A) 785 N
B) 396 N
C) 687 N
D) 392 N
E) 294 N

Correct Answer:

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