Problema Solution

Mrs.Anderson had twice as many chickens as ducks. She sold 272 chickens and 16 ducks. Then she had half as many chickens as ducks. How many ducks did she have in the beginning.

Answer provided by our tutors

Given this 

 

Since the chickens' number is x in the begining.

then ducks=1/2*x

so x-272=(x*1/2-16)*1/2

x=352