275 metres long yard, 26 trees are palnted at equal distances, one tree being at each end of the yard. What is the distance between 2consecutive trees  Choose the most appropriate option.
A) 11	B) 12	C) 14	D) 16	E) 17

Rationale: "26 trees have 25 gaps between them , required distance ( 275 / 25 ) = 11 a"
Answer: A