25 lbs is x% of 121 lbs and 121 lbs is y% of 25 lb

Answer: x=20.661157; y=484

Step-by-step explanation:

(set up a proportion)

25/120=x/100

(cross multiply)

121x=2500

(divide both sides by 121)

x=20.661157

(set up a proportion)

121/25=y/100

(cross multiply)

25y=12100/25

(divide both sides by 25)

y=484