A rectangular plot measuring 15 meters by 50 meters is to be enclosed by wire fencing. If the poles of the fence are kept 5 meters apart. How many poles will be needed?	Choose the correct choice from the following answers.
A) 46 m
B) 26 m
C) 26 m
D) 56 m
E) 25 m

Rationale: "perimeter of the plot = 2 ( 15 + 50 ) = 130 m no of poles = 130 / 5 = 26 m answer : b"
Answer: B