Mathematics, 22.04.2020 03:55, brainBoy480

At a family reunion, there were only blood relatives, consisting of children, parents, and grandparents, in attendance. There were 400 people total. There were twice as many parents as grandparents, and 50 more children than parents. How many children, parents, and grandparents were in attendance

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At a family reunion, there were only blood relatives, consisting of children, parents, and grandpare...