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QUESTION
A shipment of TV, some weighing 30 kg each and others weighing 50 kg each,have a total weight of 880 kg.if there are 20 TV sets all together how many weigh 50kg?
A shipment of TV, some weighing 30 kg each and others weighing 50 kg each,have a total weight of 880 kg.if there are 20 TV sets all together how many weigh 50kg?
