Thickness of the plate before polishing = 2.342
Thickness of the plate after polishing. = 2.087
How much was removed = 2.342- 2.087 = 0.255
Hence , the answer 0.255 which is option B
Hello!
To find how much was removed, we will subtract our original width and subtract the new width from it.
2.342-2.087=0.255
Therefore, our answer is B) 0.255
I hope this helps!