Issac fills up his 20-gallon gas tank with fuel that costs $3.54 per gallon. The expression 3.54g represents the cost for a number of gallons of fuel. What does the variable g represent?
The number of gallons of fuel Issac buys
The cost to fill Issac’s gas tank
The cost of one gallon of fuel
The number of gas tanks being filled
The correct answer is: The number of gallons of fuel Issac buys.
Explanation: In the expression (3.54g), (g) represents the variable that changes based on how many gallons of fuel Isaac is purchasing. The expression calculates the total cost by multiplying the cost per gallon ($3.54) by the number of gallons (represented by (g)). Therefore, (g) specifically indicates the number of gallons of fuel being bought.