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Mathematics, 10.10.2021 17:00 recon12759

D. Tea served in a canteen is made from a mixture of two different types of tea, type A and type B. Type A costs €12.15 per kg. Type B costs €12.90 per kg.
The mixture costs €12.65 per kg.
If the mixture contains 7 kg of type A, how many kilograms of type B does it contain?

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D. Tea served in a canteen is made from a mixture of two different types of tea, type A and type B...
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