Question
Packet R is one-fifth as heavy as Packet S. Packet T is 3 times as heavy as Packets R and S together. What is the mass of Packet T if Packet S is t kg?
2 m

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Packet R is one-fifth as heavy as Packet S. Packet T is 3 times as heavy as Packets R and S together. What is the mass of Packet T if Packet S is t kg?