Question
Oliver has some brown and pink beads. The total mass of all his beads is 215 g. He has 5 more pink beads than brown beads. The average mass of the brown beads is 9 g. The average mass of the pink beads is 11 g. How many beads does Oliver have altogether?
3 m

Click button first when a symbol is required. X

Oliver has some brown and pink beads. The total mass of all his beads is 215 g. He has 5 more pink beads than brown beads. The average mass of the brown beads is 9 g. The average mass of the pink beads is 11 g. How many beads does Oliver have altogether?