If it takes 1/5 of a gallon of water to fill up a package of water ballons and their are 5 gallons of water in total, Then how many packs water ballons can be filled up in total?

25

Step-by-step explanation:

It takes 1/5 of a gallon of water to fill up a package of water balloon

There are 5 gallons of water in total

Therefore the number of packs of balloons that can be filled can be calculated as follows

= 5 ÷ 1/5

= 5 × 5/1

= 25

Hence 25 packs of the balloon can be filled