Question
Andy has some purple and pink beads. The total mass of all his beads is 181 g. He has 5 less purple beads than pink beads. The average mass of the purple beads is 3 g. The average mass of the pink beads is 11 g. How many beads does Andy have altogether?
3 m

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Andy has some purple and pink beads. The total mass of all his beads is 181 g. He has 5 less purple beads than pink beads. The average mass of the purple beads is 3 g. The average mass of the pink beads is 11 g. How many beads does Andy have altogether?