A certain car averages 30 miles per gallon when driving in the city and 40 miles per gallon when driving on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the car averages when it is driven 10 miles in the city and then 50 miles on the highway?	Select the correct option:  A) 28  B) 30  C) 33  D) 36  E) 38
Answer 38   No of Miles per Gallon = Total no of miles/Total no of Gallons   =10+50/(10/30+50/40) ~ 37.89
<result>E</result>
A certain car averages 30 miles per gallon when driving in the city and 40 miles per gallon when driving on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the car averages when it is driven 10 miles in the city and then 50 miles on the highway?