Physics, 26.02.2021 04:20 uehlingt39

A 10-kg shopping cart is rolling down the aisle at a rate of 2 m/s when it collides with a 20-kg shopping cart loaded with food that’s traveling in the same direction but at a rate of 1 m/s. If the first cart slows to 1.2 m/s after the collision, what is the speed of the 20-kg cart after the collision?

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