# How far can you go on 18 gallons of gas?

## How far can you go on 18 gallons of gas?

How many miles can you drive on 18 gallons of gas? A car with a 18 gallon gas tank can average 21.5 miles per gallon when driven in the stop and go traffic of the cityand 26.8 miles per gallon when driven on the highway.

**How many miles can you run on 10 gallon tank?**

We can troll and fish (most people troll at 6 to 8 knots) for 2 hours before we need to cruise back home (at 22 knots). This leaves us with a 10 gallon reserve or an additional 1/2 hour of running is. So we take the range and deduct 10% or 10 miles and the fishing range for this boat is about 80 miles with 2-3 hours of trolling time.

**How many miles can you go with 30 gallons of gas?**

But you aren’t going to be able use every last drop of gas before you refill so say you use 30 gallons and refill when you have about 1/4 of a tank left. That means you can go about 300 miles before you have to refill. 30 gal x 10 mpg = 300 miles.

### How many gallons are in a 40 gallon tank?

So if you have 869.1 miles divided by 10 mpg you get 86.91 gallons. Since you have a 40 gallon tank you are going to need 2 full tanks and 6.91/40ths of a tank or say 7/40 or if you get a bit worse mpg maybe another 1/4 of a tank.

**How to calculate miles per gallon or kilometers per liter?**

How to Calculate Miles per Gallon or Kilometers per Liter 1 Fill up your tank with fuel before you start a long trip or the block of time you want to track. 2 Record the trip starting odometer reading at the time you fill up. 3 At the end of your trip or week, fill up your tank again.

We can troll and fish (most people troll at 6 to 8 knots) for 2 hours before we need to cruise back home (at 22 knots). This leaves us with a 10 gallon reserve or an additional 1/2 hour of running is. So we take the range and deduct 10% or 10 miles and the fishing range for this boat is about 80 miles with 2-3 hours of trolling time.

But you aren’t going to be able use every last drop of gas before you refill so say you use 30 gallons and refill when you have about 1/4 of a tank left. That means you can go about 300 miles before you have to refill. 30 gal x 10 mpg = 300 miles.

So if you have 869.1 miles divided by 10 mpg you get 86.91 gallons. Since you have a 40 gallon tank you are going to need 2 full tanks and 6.91/40ths of a tank or say 7/40 or if you get a bit worse mpg maybe another 1/4 of a tank.

**How to calculate how many miles on a tank of gas?**

Determine the approximate percentage of time you will drive on the highway and in the city. For example, assume you will drive 60 percent on the highway and 40 percent in the city. Multiply the expected mpg in the city by the estimated percent of time you will drive the vehicle in the city. Continuing the same example, 20 x .40 = 8.