Question
Machine Y produces nine times as many puffs as Machine Z in a day. Together, they produce 9100 puffs in a day. How many puffs can Machine Z produce in a day?
2 m

Click button first when a symbol is required. X

Machine Y produces nine times as many puffs as Machine Z in a day. Together, they produce 9100 puffs in a day. How many puffs can Machine Z produce in a day?