# How concentrated is my tea?

**Number Theory**Level pending

Two kinds of tea worth \($126\text{kg} \) and \($135\text{kg} \) are mixed with another kind of tea in the ratio \(1:1:2\).

If the mixture is worth \($153 \text{kg} \).

Find the price of third variety (answer your answer per \(1 \text{kg} \)).

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