yesterday, the bay city recycling van picked up a total of 4,500 pounds of material.if newspaper weighed three times as much as aluminum cans and aluminum weighed twice as much as glass,what was the weight of each material?

lets the weight of glass=x

aluminium=2x

newspaper=3(2x)

2x+6x+x=4500

9x=4500=>x=500

glass=500

aluminium=1000

newspaper=3000

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