Question

in this line of circles, the ratio of the red circles to blue circles is 1:3. how many more red circles would need to be added to make the ratio of red to blue 3:1​

Answer 1

Explanation:

If we assume that initially

Number of red counter is 1

Number of blue counter is 3

Now to make ratio reverse you need to add 8 more red counters so that ratio becomes

9:3=3:1