Respuesta :
Answer:
14:4
Step-by-step explanation:
First u would find how much black are left then u would put it in a ratio black to red which is what I put up there
4:14
Explanation: there are 18 marbles in all and 4 of them are red so we gotta find how many are black so we would do 18-4 and that’s the number of black marbles and it’s asking for the ration so
Explanation: there are 18 marbles in all and 4 of them are red so we gotta find how many are black so we would do 18-4 and that’s the number of black marbles and it’s asking for the ration so