Answer:
60
Explanation:
If the ratio is 3/6 cars (3 = blue, 6 = red) that means that we can simplify it to 1/2. Therefore the amount of red cars is double the amount of blue cars. 30 x 2 = 60, 30 + 60 = 90.
I hope this helps! And good luck!
30
Ekmdmdlwlmxmdkwloelld
5.6m questions
7.4m answers