Question
Fabian strings some grey and yellow beads to make a necklace. For every 4 grey beads Fabian uses, he uses 9 yellow beads. He uses a total of 104 grey and yellow beads for the necklace. How many more yellow beads than grey beads does he use?
4 m

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Fabian strings some grey and yellow beads to make a necklace. For every 4 grey beads Fabian uses, he uses 9 yellow beads. He uses a total of 104 grey and yellow beads for the necklace. How many more yellow beads than grey beads does he use?