Answer:
Amount of pork used was 1 pound.
Explanation:
Mike wants to make meatloaf by adding beef and pork.
Ratio of the meat (beef and pork) is = 3 : 1
Recipe requires total amount of meat = 4 pounds
So the amount of pork used in the recipe =
![(1)/((1+3))* 4](https://img.qammunity.org/2020/formulas/mathematics/middle-school/m1bwhmr7uwi9qw5znfz3itxewcmnr6db9o.png)
=
![(1)/(4)* 4](https://img.qammunity.org/2020/formulas/mathematics/middle-school/ned3zl2to57qmh7497705r6l27syirxcqr.png)
= 1 pound
Therefore, total amount of pork used in the recipe is 1 pound.