Question
The ratio of the number of ducks in Farm Y to the number of ducks in Farm Z was 3 : 8. There were 40 more ducks in Farm Z than in Farm Y. When 9 ducks escaped from Farm Z, the farmer in Farm Z bought another 17 ducks. What was the new ratio of the number of ducks in Farm Y to the number of ducks in Farm Z in the end? Give your answer in the simplest form.
4 m

Click button first when a symbol is required. X

The ratio of the number of ducks in Farm Y to the number of ducks in Farm Z was 3 : 8. There were 40 more ducks in Farm Z than in Farm Y. When 9 ducks escaped from Farm Z, the farmer in Farm Z bought another 17 ducks. What was the new ratio of the number of ducks in Farm Y to the number of ducks in Farm Z in the end? Give your answer in the simplest form.