the length of a plot is four times is breadth. a playground measuring 1200 square meters occupies a third of the total area of the plot. what is the length of the plot in meters?

none of these

60

20

30

the length of a plot is four times is breadth. a playground measuring 1200 square meters occupies a third of the total area of the plot. what is the length of the plot in meters?

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