Mathematics, 21.06.2020 20:57 jljhenkel

Can someone help me with this there are only blue, red, green and yellow cubes in a bag.
there are 3 times as many blue cubes than yellow cubes and 5 times as many green cubes than blue cubes.
Sarah takes a random cube from the bag.
what is the probability that she chose a yellow cubes give as a fraction in simplest form

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Can someone help me with this there are only blue, red, green and yellow cubes in a bag.
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