a merchant buys b boxes of tea at a total cost of $c. all the boxes are emptied and use to exactly fill x packets of tea each having a weight of w grams

1 how much tea in kilograms does the merchant buys

2 whats is the weight in kilograms of tes in each of the original boxes

3 how much has the tea in each packet cost the merchant

note 1kilogram=1000grams