Respuesta:
six -seven- eight
fifty one -fifty two- fifty three
sixty three -sixty four- sixty five
four -five- six
seventy five -seventy six- seventy seven
ninety nine -one hundred- one hundred one
two -three- four
sixteen -seventeen- eighteen
seven -eight- nine
thirty nine -forty- forty one
two hundred ninety nine -three hundred one- three hundred two
ninety four -ninety five- ninety six
forty nine -fifty- fifty one
four hundred forty four -four hundred forty five- four hundred forty six
eighty seven -eighty eight- eighty nine
sixty nine -seventy- seventy one
