Question: Two carts, A and B, are connected by a rope 50ft long that passes over a pulley P. The point Q is on the floor

Two carts, A and B, are connected by a rope 50ft long that passes over a pulley P. The point Q is on the floor 10 ft directly below P and between the carts. See the image provided. Cart A is being pulled away at a rate of 3ft/s. HowfastiscartBmovingtowardQwhenAis2 11ft from Q?

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