Calculating Miles Per Gallon

The video tutorial explains how to solve a two-part word problem involving Ralph's car. First, it calculates the miles per gallon by dividing 900 miles by 32 gallons. Then, it uses this unit rate to determine how far the car can travel on 72 gallons by multiplying the unit rate by 72. The tutorial provides a detailed explanation of both the division and multiplication processes, including handling decimals.

What is the main objective of the problem involving Ralph's car?

• To compare Ralph's car with another vehicle.

• To calculate the miles per gallon and total distance on a given amount of gas.

• To find out how many gallons of gas Ralph's car uses.

• To determine the car's speed on a highway.

How do you calculate miles per gallon for Ralph's car?

• By subtracting the gallons from the miles.

• By multiplying the miles by the gallons.

• By dividing the number of miles by the number of gallons.

• By adding the miles and gallons together.

What is the first step in finding the unit rate of miles per gallon?

• Divide the miles by the gallons.

• Subtract the gallons from the miles.

• Add the miles and gallons together.

• Multiply the miles by the gallons.

What is the significance of using decimals in the division process?

• It helps in rounding off the numbers.

• It allows for a more precise calculation of miles per gallon.

• It simplifies the division process.

• It is used to convert miles to kilometers.

What is the final unit rate of Ralph's car in miles per gallon?

• 30.5 miles per gallon

• 28.125 miles per gallon

• 32 miles per gallon

• 25 miles per gallon

What is the next step after finding the miles per gallon?

• Compare the car's efficiency with another vehicle.

• Calculate the total cost of the gas.

• Determine how far the car can travel with a different amount of gas.

• Find out the car's top speed.

How do you calculate the total distance the car can travel on 72 gallons of gas?

• By multiplying the miles per gallon by 72.

• By adding 72 to the miles per gallon.

• By dividing 72 by the miles per gallon.

• By subtracting 72 from the miles per gallon.

What is the final distance Ralph's car can travel on 72 gallons of gas?

• 2025 miles

• 1500 miles

• 1800 miles

• 2500 miles