There are 1500 poultry on a farm. 40% are chickens, 2/3 of the ramainder are ducks and the rest are geese. What percentage of the poultry are geese?

Answer 1

so, 2/5 are chickens
2/3 of the remaining 3/5 is another 2/5, which are ducks
The remaining 1/5 are geese
That's 20%