Tiyleah has a cousin fantasia in france. Both families recently bought new cars and the two girls are comparing how fuel efficient the two cars are. Tiyleah explains to fantasia that her family's car is getting 40 miles per gallon . Fantasia has no idea how that compares to her family's car because in france mileage is measured differently. She tells tiyleah that her family's car uses 7 liters per 150 km. Which car is more fuel efficient? List all conversion ratios/factors needed to answer this question. Show all work in finding which car is more fuel efficient.

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.