SOLUTION: a woman drove to her office at 45 km/h. if her office is 15 kilometres away. how long did she take to reach her office

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: a woman drove to her office at 45 km/h. if her office is 15 kilometres away. how long did she take to reach her office      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1029752: a woman drove to her office at 45 km/h. if her office is 15 kilometres away. how long did she take to reach her office
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+d+=+r%2At+
+t+=+d%2Fr+
+d+=+15+ km
+r+=+45+ km/hr
------------------
+t+=+15%2F45+ hrs
+t+=+1%2F3+ hrs
Convert hrs to minutes
+t+=+%28+1%2F3+%29%2A60+=+20+
It takes her 20 min to reach her office