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9 June, 03:08

Seven different models cars, from which there are three blue and four red, are to be parked in a row. Find how many different arrangements there are if no two cars of the same color are to be parked next to each other.

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  1. 9 June, 03:12
    0
    It would be 144

    Step-by-step explanation:

    4 x 3 x 3 x 2 x 2 x 1 x 1

    r b r b r b like that
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