You would take 25.5 feet and convert it to inches (306 inches) then just divide that by 6 and you get 51 inches or 4 feet 3 inches depending on how the answer needs to be reported.
The correct answer is [Choose according to the options given in your assignment/exam]:
In feet: 4 4 1 feet
In feet and inches: 4 feet and 3 inches
In inches: 51 inches ;
Each piece of rope will be 4 feet 3 inches long when Ramon cuts his 25 1/2 foot rope into 6 equal pieces.
;