Answer:
Eli used 1.25 pounds of butter to make mashed potato.
Step-by-step explanation:
We are given the following in the question:
Amount of potato used by Eli = 12.5 pounds
Amount of butter used =
[tex]\dfrac{1}{10}(\text{Amount of potato used})[/tex]
Thus, pounds of butter used by Eli is:
[tex]\dfrac{1}{2}\times 12.5\\\\=1.25[/tex]
Thus, Eli used 1.25 pounds of butter to make mashed potato.