Question 1074809
{{{ d = r*t }}}
{{{ 3/2 = r*(1/3) }}}
{{{ r = 9/2 }}} hrs
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Note that {{{ 6  = 18/3 }}} hrs
and {{{ 18/3 + 2/3 = 20/3 }}} hrs
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{{{ d = r*t }}}
{{{ d = (9/2)*(20/3) }}}
{{{ d = 30 }}}
She will walk 30 miles