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Force Exerted by rope on crate

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A 40.0-kg crate is being lowered by means of a rope. Its downward acceleration is 2.00 m/. What is the force exerted by the rope on the crate?
40.0 N
232 N
312 N
472 N

A 40.0-kg crate is being raised by means of a rope. Its upward acceleration is 2.00 m/. What is the force exerted by the rope on the crate?
312 N
392 N
472 N
552 N

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The solutions studies the force exerted by rope on a crate.

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