In a fruit stand, of the red apples and of the green apples were sold. If the number of red apples sold was equal to the number of green apples sold, which of the following must be true?
There are twice as many green apples as red apples.
There are twice as many red apples as green apples.
There are times as many green apples as red apples.
There are times as many green apples as red apples.
There are as many red apples as green apples.