Question 1181703
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a TWIN problem is just solved under THIS link


<A HREF=https://www.algebra.com/algebra/homework/Average/Average.faq.question.1181688.html>https://www.algebra.com/algebra/homework/Average/Average.faq.question.1181688.html</A>


https://www.algebra.com/algebra/homework/Average/Average.faq.question.1181688.html



Having it as a TEMPLATE, solve the current problem by the same method.



<H3>USE THE SAME MANTRA, which I provided in that solution.</H3>