Answer:
12:20
Step-by-step explanation:
your trying to find the ratio to brown tiles to one section and theirs 12 brown tiles per section so you would start off with 12. and to find how many tiles would be in each section you would have to add 8 and 12 and you would end up with 20 which the number of tiles in each section
3.5,
since 3350/670 = 5, we know that the 2345.0/670 = 3.5
