Question

If a rope is 250 cm long and you want it two be one and a half cm how much cm should you cut off?

Answer 1

248 and a half because 250 - 248 .5 (a half) = 1.5 (again 1 and a half

Answer 2

1/2 x=250 
so i think your answer would be 500
x=250  /  1/2 

x=250*2/1 

x=250 * 2

x=500