at last year's company picnic, 25 pounds of ground beef were needed to make 100 hamburgers.how many pounds of ground beef will be needed this year if 120 hamburgers are to be made?
30 lb

45 lb

50 lb

55 lb

Option A is correct

30 pounds of ground beef will be needed this year if 120 hamburgers are to be made

Step-by-step explanation:

Proportion states that two ratios or fractions are equal.

As per the statement:

At last year's company picnic, 25 pounds of ground beef were needed to make 100 hamburgers.

Let x pounds of ground beef will be needed this year if 120 hamburgers are to be made

then by definition of proportion we have;

By cross multiply we have;

Simplify:

Divide both sides by 100 we have;

or

x= 30 pounds

Therefore, 30 pounds of ground beef will be needed this year if 120 hamburgers are to be made

345

step-by-step explanation:

150

step-by-step explanation:

(sorry i'm not typing it again just read the other two explanation sections i just typed it'll be the same.)