Question 87634
{{{t=(d/16)^(1/2)}}}


Square both sides:
{{{t^2 = d/16}}}


If t=10 seconds, then
{{{10^2 = d/16}}}
{{{100 = d/16}}}


Multiply both sides by 16:
{{{100*16 = d}}}
{{{d= 1600 }}} feet


R^2 Retired from SCC