In a garden there were 800 rows of plants. Out of these 160 rows were lilies, 1/(8 ) of the remaining rows were orchids and the remaining were roses. What fraction of the flowers were roses?

Respuesta :

There were 560 rows of roses. 800-160=640, 640x1/8( 0.125)=80<—how many rows there was of orchids, so 640-80=560<—rows of roses