Question
The average score received by Lynn, Elyse, Hazel and Xylium in a recent Chinese test was 80 marks. Lynn and Elyse both got 11z marks each while Hazel got half of Xylium's marks. How many marks did Hazel score for the test? Express your answer in terms of z.
3 m

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The average score received by Lynn, Elyse, Hazel and Xylium in a recent Chinese test was 80 marks. Lynn and Elyse both got 11z marks each while Hazel got half of Xylium's marks. How many marks did Hazel score for the test? Express your answer in terms of z.