In a row of trees, a tree is 7th from left end and 14th from the right end. How many trees are in a row?
Answer & explanation
Correct answer: option 3
Total number of trees in the row = left position+right position-1
=7+14-1
=21-1
=20
In a row of trees, a tree is 7th from left end and 14th from the right end. How many trees are in a row?
Correct answer: option 3
Total number of trees in the row = left position+right position-1
=7+14-1
=21-1
=20