Question

Ted weighs 120 pounds and is gaining ten pounds each month. Bill weighs 150 pounds and is gaining 4 pounds each month. how many months, m, will it take for bill to weigh the same as Ted?

Answer 1

m = 5 months

Explanation:

because, 120 +10 m = 150 + 4 m

30 = 6 m

m = 5