Veronica is filling a bag with marbles. she fills the bag with 8 green marbles for every 6 red marbles. the table below shows the numbers of green and red marbles she used.

green marbles 8 12 16 20
red marbles 6 9 12 15

using the information from the table, choose the correct statement.

a.
the ratio of the number of red marbles to the total number of marbles is 7: 3.
b.
there are 4 green marbles, for every 3 red marbles.
c.
for each red marble, there are 2 green marbles.
d.
the ratio of the number of green marbles to the total number of marbles is 4: 3.