First find the lbs per serving for the 25 servings. We do that by dividing 6 pounds by 25 serving. 6/25 = .24 lbs per serving. Now we need to times .24 by 30 to find out how many pounds of ground beef for 30 servings.
As we can see multiplication of 5 and 1/5 is 1. It is obtained by inverse property of multiplication because according to this if number multiply by its reciprocal is equal to one.
