Question 1087264
{{{W=k/D^2}}}
{{{100=k/6400^2}}}
{{{k=(6400)^2(100)}}}
So then,
{{{W[200]=k/((6400+200)^2)}}}
{{{W[200]=((6400)^2(100))/(6600)^2}}}
{{{W[200]=(64/66)^2*100}}}
{{{W[200]=(32/33)^2(100)}}}
Work that out for the answer in kg.