Question
Bag B is one-quarter as heavy as Bag C. Bag D is 5 times as heavy as Bags B and C together. What is the mass of Bag D if Bag C is f kg?
2 m

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Bag B is one-quarter as heavy as Bag C. Bag D is 5 times as heavy as Bags B and C together. What is the mass of Bag D if Bag C is f kg?