Please answer this Math question

Mathematics
Tutor: None Selected Time limit: 1 Day

Oct 30th, 2015

Thank you for the opportunity to help you with your question!

1 inch equals 10 miles

7 inches equal z miles  So the proportion is 1 inch/ 7 inches= 10 miles/ z miles

The right answer is c. If you change the position of 7 inches and 10 miles. You can do that according to proportion property: If a/b=c/d  then a/c=b/d.

Please let me know if you need any clarification. I'm always happy to answer your questions.
Oct 30th, 2015

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Oct 30th, 2015
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Oct 30th, 2015
Dec 10th, 2016
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