Question 1121641
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Today I just solved a similar (TWIN) problem under this link


<A HREF=https://www.algebra.com/algebra/homework/word/travel/Travel_Word_Problems.faq.question.1121631.html>https://www.algebra.com/algebra/homework/word/travel/Travel_Word_Problems.faq.question.1121631.html</A>


https://www.algebra.com/algebra/homework/word/travel/Travel_Word_Problems.faq.question.1121631.html



It is your SAMPLE.  


Read it attentively and then solve your problem by the same method.


Prove that you can understand what was explained to you once.