Question 1130836
{{{y=kxw/z^2}}}

-

{{{k=yz^2/(xw)}}}

{{{k=100*20^2/(2*4)}}}

{{{k=(100*20*4*5)/(2*4)}}}

{{{k=(100*10*2*4*5)/(2*4)}}}

{{{k=5000}}}

-

{{{highlight(y=5000*(xw)/z^2)}}}


Now you can substitute the given values of part (b).