In october 2007, one euro was worth $1.42/ the price of gasoline in switzerland was 0.85€ per liter. what was the cost in dollars per gallon?

$1.21

Step-by-step explanation:

1.42 x 0.85

1.207

step-by-step explanation:

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6