How many oranges are 20 pounds?

There is not enough information in the question to determine how many oranges are 20 pounds. This is because the weight of an orange varies depending on the variety and size of the orange. For example, a navel orange typically weighs between 6 and 8 ounces, while a Valencia orange typically weighs between 10 and 12 ounces. Therefore, in order to determine how many oranges are 20 pounds, you would need to know the variety and size of the oranges.