Answer :
3 times 6 because there are 6 flavors and 3 brands. Each brand would have 6 flavors. So the total amount of different yogurts is 18. Choosing one would be choosing 1/18 a random one.
3 times 6 because there are 6 flavors and 3 brands. Each brand would have 6 flavors. So the total amount of different yogurts is 18. Choosing one would be choosing 1/18 a random one.