The gas tank of a riding mower holds 5liters of gas. How many 5 - liter gas tanks can you fill from a full 20-liter gas can?

4 five litres of gas can.

Step-by-step explanation:

Given that,

The gas tank of a riding mower holds = 5 litres of gas

We have 20 litres of gas can

Number of 5 litres gas tank that can be fill from full 20 litres gas can

= 20 * 1/5

= 20/5

= 4

So, the number of 5 litres gas tank that can be fill from full 20 litres gas can

= 4 five litres of gas can.