Answer:

Explanation:
We have been given that Mr. Neville Iceguy mixed up 12 3/5 gallons of chili for a party. 7 3/4 gallons of chili was mild.
To find the amount of extra spicy chili, we will subtract amount of mild chili from total chili as:

Convert mixed fraction into improper fraction:



Make a common denominator:


Combine numerators:



Therefore, Mr. Iceguy made
gallons of extra spicy chili.