Question 371837
Rate*Time=Distance
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.
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{{{D[1]=62*t}}}
{{{D[2]=48*t}}}
{{{D=D[1]+D[2]}}}
Find {{{t}}} when {{{D=550}}}km.
{{{D[1]+D[2]=550}}}
{{{62t+48t=550}}}
{{{110t=550}}}
{{{highlight(t=4)}}}hours