SOLUTION: Sharon drove for part of a 150 km trop at 45 km/h and the rest of the trop at 75km/h. How far did she drive at each speed if the entire trip took her 2 hours 40 min?
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Question 110959This question is from textbook Algebra and Trigonometry
: Sharon drove for part of a 150 km trop at 45 km/h and the rest of the trop at 75km/h. How far did she drive at each speed if the entire trip took her 2 hours 40 min?
How do I set up this problem? This question is from textbook Algebra and Trigonometry
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I put all the times in minutes and rates in terms
of km/min. 2 hrs 40 min = 160 min km answer
and km answer
She drove 75 km both parts of trip
