Question 250621
Rate*Time=Distance
{{{ Ra*Ta=2050}}}
{{{Rc*Tc=260}}}
{{{Ta=Tc}}}
{{{Ra=358+Rc}}}
.
.
1.{{{(358+Rc)*Ta=2050}}}
2.{{{Rc*Ta=260}}}
From 1,
{{{358*Ta+Rc*Ta=2050}}}
Substitute using 2,
{{{358*Ta+260=2050}}}
{{{358*Ta=1790}}}
{{{Ta=5}}}
Then go back to find {{{Ra}}} and {{{Rc}}}
{{{Rc*Ta=260}}}
{{{Rc=52}}}
{{{Ra=358+Rc}}}
{{{Ra=358+52}}}
{{{Ra=410}}}
The airplane travels at 410 mph and the car at 52 mph.