SOLUTION: Carol Drives to work at an average speed of 40 mph and arrives in 60 minutes. If she increased her average speed to 50 mph how long would it take her to get to work?

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Question 778803: Carol Drives to work at an average speed of 40 mph and arrives in 60 minutes. If she increased her average speed to 50 mph how long would it take her to get to work?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+d+=+r%2At+
+d+=+40%2A1+
+d+=+40+ mi
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At 50 mi/hr:
+40+=+50t+
+t+=+4%2F5+
+%284%2F5%29%2A60+=+48+
It will take her 48 min