Answer: The ratios 3:9 and 2:6 are equivalent.
Step-by-step explanation:
This is because the unit ratio of 3:9 is 1:3.
To get this you can divide 3/3 and 9/3. This equals 1:3.
I know that 2:6 is equivalent to 3:9 because the unit ratio for 2:6 is also 1:3.
I can find this by dividing 2/2 and 6/2. This equals 1:3.
Therefore, Yes the ratios are equivalent.