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    A 47 kg cart traveling at 8.2 m/s (this movement defines the positive direction) has a head on perfectly inelastic collision with a 46.2 kg cart traveling at 1.18 m/s. What is the velocity of the joined carts?

    m/s?

    A 3.2 kg cart traveling at 8.37 m/s (this movement defines the positive direction) has a head on perfectly inelastic collision with a 32.4 kg cart traveling at 5.9 m/s. What is the velocity of the joined carts?

    m/s?

    A 29 kg cart traveling at 3.22 m/s (this movement defines the positive direction) has a head on perfectly inelastic collision with a 45.5 kg cart traveling at 6.94 m/s. What is the velocity of the joined carts?

    m/s?

    A 2.6 kg cart traveling at 8.54 m/s (this movement defines the positive direction) has a head on perfectly inelastic collision with a 41 kg cart traveling at 2.57 m/s. What is the velocity of the joined carts?

    m/s?

    A 49.6 kg cart traveling at 8.56 m/s (this movement defines the positive direction) has a head on perfectly inelastic collision with a 42.8 kg cart traveling at 7.23 m/s. What is the velocity of the joined carts?

    m/s?

    A 6.7 kg cart traveling at 6.67 m/s (this movement defines the positive direction) has a head on perfectly inelastic collision with a 12 kg cart traveling at 2.42 m/s. What is the velocity of the joined carts?

    m/s?