Question
The figure shows a rectangle LMNP. The lines are extended from point L, M, N and P and they meet at point R. The length of NP is 30 cm. Given that the area of triangle LRP is 60 cm2 and the area of triangle MRN is 110 cm2, find the breadth of the rectangle in mixed number.
4 m

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The figure shows a rectangle LMNP. The lines are extended from point L, M, N and P and they meet at point R. The length of NP is 30 cm. Given that the area of triangle LRP is 60 cm2 and the area of triangle MRN is 110 cm2, find the breadth of the rectangle in mixed number.