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In a neighbouring forest, there are 900 trees.

25% of them are Pine trees.

40% of the trees are Oakwood trees.

69 trees are Eucalyptus trees.

The rest are Mahogany trees.

(a) How many Mahogany trees are there in the forest?

(b) A conservation expert found an error in the above statistics. He found that 45% of the forest is made up of Oakwood trees. The number of Pine trees and Eucalyptus trees as a percentage of a total of 900 trees is accurate. How many Mahogany trees were there in the forest?

*Notes to student:*

*If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12*

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