Question
A special tea is a mixture of three kinds of tea leaves A, B and C in the ratio 4 : 9 : 8.
1 kg of each kind of tea leaves costs $5, $3 and $2 respectively.
What is the cost of 9 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 4 : 9 : 8.
1 kg of each kind of tea leaves costs $5, $3 and $2 respectively.
What is the cost of 9 kg of this special tea?