Question
Jack has some blue and pink beads. The total mass of all his beads is 199 g. He has 4 less blue beads than pink beads. The average mass of the blue beads is 8 g. The average mass of the pink beads is 13 g. How many beads does Jack have altogether?
3 m

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Jack has some blue and pink beads. The total mass of all his beads is 199 g. He has 4 less blue beads than pink beads. The average mass of the blue beads is 8 g. The average mass of the pink beads is 13 g. How many beads does Jack have altogether?