how much did mr. smith pay for 9.3 gallons of gas at 3.30 a gallon

To calculate the total amount paid by Mr. Smith, we need to multiply the number of gallons by the cost per gallon.

Total cost = number of gallons * cost per gallon

Total cost = 9.3 gallons * $3.30/gallon

Total cost = $30.69

Therefore, Mr. Smith paid $30.69 for 9.3 gallons of gas at $3.30 per gallon.

To find out how much Mr. Smith paid for 9.3 gallons of gas at $3.30 per gallon, we can multiply the number of gallons by the cost per gallon.

Step 1: Multiply the number of gallons by the cost per gallon:
9.3 gallons * $3.30/gallon

Step 2: Calculate the result:
9.3 * 3.30 = $30.69

Therefore, Mr. Smith paid $30.69 for 9.3 gallons of gas at $3.30 per gallon.

To calculate how much Mr. Smith paid for 9.3 gallons of gas at $3.30 per gallon, you can multiply the number of gallons by the cost per gallon.

The mathematical equation for this is:

Total cost = Number of gallons x Cost per gallon

So, plugging in the given values:

Total cost = 9.3 gallons x $3.30/gallon

To find the answer, simply multiply 9.3 by 3.30:

Total cost = $30.69