On a weekend road trip, the Jensen family drove

210 miles on highways, where their car gets 35 miles
for each gallon of gasoline, and 54 miles on city
streets, where their car gets 18 miles for each
gallon. How many gallons of gas did they use?

4 answers

210/35 + 54/18
9322
11.8
Oops answer is 9 gallons