Question 167150
</pre><font size=4><b>
remember: {{{Speed=Distance/Time}}}
{{{Time=Distance/Speed}}}, working eqn
Subst.
{{{T=2cross(miles)/(90cross(miles)/hr)}}}
{{{T=(0.0222222cross(hr))(60min/1cross(hour))}}}
{{{T=1.333minutes}}}
Thank you,
Jojo</pre>