Question

Marco is making a mosaic garden stones using red, yellow, and blue tiles. He has 45 red tiles, 90 blue tile, and 75 yellow tiles. Each stone must have the same number of each color tile. What is the greatest number of stones Marco can make?


a.How many of each color tile will Marco use in each stone


B.How can Marco use the GCF to find out how many tiles he has in all?

Answer 1

45 = 15 x 3 
90 = 15 x 6 
75 = 15 x 5 

He can make 15 stones. Each stone would have 3 red, 6 blue, and 5 yellow tiles.