My father

My father has a big farm. 6/8 of it were planted with mango trees, 1/2 of the remainder are guava trees and the rest 10 trees are santol trees. What is the number of all trees?


n =  80


6/8 n + 1/2 * (n - 6/8n) + 10 = n

n = 80

n = 80

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I have written my own equation like this: Let x is the total number of trees, then, the equation will be like this:



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