Question
Daniel has some white and pink beads. The total mass of all his beads is 245 g. He has 4 less white beads than pink beads. The average mass of the white beads is 4 g. The average mass of the pink beads is 5 g. How many beads does Daniel have altogether?
3 m

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Daniel has some white and pink beads. The total mass of all his beads is 245 g. He has 4 less white beads than pink beads. The average mass of the white beads is 4 g. The average mass of the pink beads is 5 g. How many beads does Daniel have altogether?