Question
The average height of a guava tree, a persimmon tree and a mangosteen tree is 8.8 m. The mangosteen tree is thrice as tall as the persimmon tree and 1.6 m taller than the guava tree. Find the average height of the guava tree and the persimmon tree.
2 m

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The average height of a guava tree, a persimmon tree and a mangosteen tree is 8.8 m. The mangosteen tree is thrice as tall as the persimmon tree and 1.6 m taller than the guava tree. Find the average height of the guava tree and the persimmon tree.