Question
A special tea is a mixture of three kinds of tea leaves A, B and C in the ratio 2 : 6 : 3.
1 kg of each kind of tea leaves costs $7, $9 and $3 respectively.
What is the cost of 10 kg of this special tea?
3 m

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A special tea is a mixture of three kinds of tea leaves A, B and C in the ratio 2 : 6 : 3.
1 kg of each kind of tea leaves costs $7, $9 and $3 respectively.
What is the cost of 10 kg of this special tea?