Answer: 62,110 Gallons left of icecream after his friend ate 7320 Gallons
NOT ENOUGH INFO TO PROVE HOW MUCH FRIEND HAS ENJOYED
Explanation:
To find out how much icecream is left do
- 69,420 Gallons -420 Gallons =69000 Gallons left
- then do 69000 Gallons -6900 Gallons =62110 Gallons left
Therefore there is 62,110 gallons left of icecream
To find out how much icecream his friend has ate
- add 420 Gallons +6900 Gallons =7320 Gallons
Therefore his friend has ate
7320 Gallons