SOLUTION: Frank drove 660 miles in 12 hours. At the same rate, how long would it take him to drive 275 miles?

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Question 1028384: Frank drove


660
miles in


12
hours.
At the same rate, how long would it take him to drive


275
miles?
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
+%28660+miles%29%2F%2812+hours%29+=+%28275+miles%29%2F%28X+hours%29
Do cross products
+660X+=+12%2A275+miles
+660X+=+3300+miles
divide each side by 660
X = 5 hours