The Following Table Gives the Number F(x, Y)of Grape Vines

Short Answer

The following table gives the number f(x, y)of grape vines, in thousands, of age x in year y. In 1986 a successful advertising campaign led to a dramatic increase in demand for premium wines.The growers followed by adding many more plants.Suppose a vine (the plant)produces the first harvestable grapes at age five, and is removed after sixteen years.How many (thousand)grape vines that bear fruit were there in the year 1986 and how many will be there in the year 1992 (assuming that no current vines die before 1992)?
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