a bag contains green, yellow and orange marbles. the ratio of green marbles to yellow marbles is 2:5, the ratio of the yellow marbles to orange is 3:4. what is the ratio of the green marbles to the orange marbles?

Answer 1

green : yellow = 2:5
yellow : orange = 3:4
green : orange = 3:10

if 30 green
then 75 yellow
and 100 orange

30:100 = 3:10

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Answer 2

Or

green : yellow = 2:5
yellow : orange = 3:4
green : orange = 3:10

if 2 green
then 5 yellow
and 20/3 orange

2 : 20/3 = 3:10

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Answer 3

The ratio of yellow marbles to green marbles is
3 yellow marbles to 2 green marbles.
If there are 6 yellow marbles,
how many green marbles are there