A car gets 40 kilometers per gallon of gasoline. How many gallons of gasoline would the car need to travel 200 kilometers? Choose the correct choice from the following answers:
A) 4.5
B) 5
C) 6.5
D) 7.5
E) 8.5

Rationale: "each 40 kilometers , 1 gallon is needed . we need to know how many 40 kilometers are there in 180 kilometers ? 200 ÷ 40 = 5 × 1 gallon = 5 gallons correct answer b"
Answer: B