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Question
In a row of trees, a tree is 7th from the left end and 14th from the right end. How many trees are there in the row?
In a row of trees, a tree is 7th from the left end and 14th from the right end. How many trees are there in the row?
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Solution
The correct option is C 20
Total number of trees in the row = Ranking from right + ranking from left - 1
⇒ 14 + 7 - 1 = 20
Hence, the required answer is (3).
Total number of trees in the row = Ranking from right + ranking from left - 1
⇒ 14 + 7 - 1 = 20
Hence, the required answer is (3).
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