A 20 kg child is sitting on a teeter-totter, 2 m from the pivot. What force is required when applied 0.7 m from the pivot in order to lift the child?
A)29 N
B)57 N
C)280 N
D)560 N

Question

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The Answer of A 20 kg child is sitting on a teeter-totter, 2 m from the pivot. What force is required when applied 0.7 m from the pivot in order to lift the child?
A)29 N
B)57 N
C)280 N
D)560 N

A 20 Kg Child Is Sitting on a Teeter-Totter, 2