The length of a rectangular plot is thrice its breadth. If the area of the rectangular plot is 867 sq m, then what is the breadth of the rectangular plot?
Answer: B
Let the breadth of the plot be b m.
Length of the plot = 3 b m
(3b)(b) = 867
3b⊃2; = 867
b⊃2; = 289 = 17⊃2; (b > 0)
b = 17 m.