Conor has a bag of marbles. He counts out 10 marbles and finds that there are 3 blue marbles among them. If the bag has 600 marbles, predict how many will be blue.(1 point)
Responses
420 marbles
420 marbles
200 blue marbles
200 blue marbles
180 blue marbles
180 blue marbles
60 blue marbles
60 blue marbles