Question 868517
Rate*Time=Distance
{{{T=D/R}}}
{{{T=(1/2)/50=1/100}}} {{{hr}}}
{{{T=1/100}}}{{{hr}}}*{{{3600}}}{{{sec/hr}}}
{{{T=36}}}{{{sec}}}
.
.
.
{{{T=D/R}}}
{{{T=1/50}}}{{{hr}}}*{{{3600}}}{{{sec/hr}}}
{{{T=72}}}{{{sec}}}