Regarding purple items only, complete this ratio. The ratio of shiny to matte purple objects is two:____
return objects ;return #1 that are purple ;return #2 that are shiny ;return #2 that are matte ;return number of  #3 ;return number of  #4 ;return the  division of #6 and  #5
['select', 'filter', 'filter', 'filter', 'aggregate', 'aggregate', 'arithmetic']