Answer:
a) Change in months after M months = 1.5 ounces per month * M
b) Weight after M months = 200 onces + 1.5 ounces per month * M
c) 20 months
d) 20 months
Explanation:
Let M represent the number of months.
So,
a) Change in months after M months = 1.5 ounces per month * M
b) Weight after M months = 200 onces + 1.5 ounces per month * M
c)
d) 20 months